diff --git a/app/src/main/res/values-ar/strings.xml b/app/src/main/res/values-ar/strings.xml
index 806034678..0d4a6b2d1 100644
--- a/app/src/main/res/values-ar/strings.xml
+++ b/app/src/main/res/values-ar/strings.xml
@@ -629,6 +629,8 @@
     <string name="tab_tray_menu_item_share">شارِك كل الألسنة</string>
     <!-- Text shown in the menu to view recently closed tabs -->
     <string name="tab_tray_menu_recently_closed">الألسنة المُغلقة حديثًا</string>
+    <!-- Text shown in the menu to view account settings -->
+    <string name="tab_tray_menu_account_settings">إعدادات الحساب</string>
     <!-- Text shown in the menu to view tab settings -->
     <string name="tab_tray_menu_tab_settings">إعدادات اللسان</string>
     <!-- Text shown in the menu for closing all tabs -->
@@ -983,8 +985,6 @@
     <string name="share_link_all_apps_subheader">كل الإجراءات</string>
     <!-- Sub-header in the dialog to share a link to an app from the most-recent sorted list -->
     <string name="share_link_recent_apps_subheader">المستخدمة حديثًا</string>
-    <!-- An string shown when an account is signed in where %1$s is a placeholder for the email-->
-    <string name="sync_signed_as">ولجت باسم %1$s</string>
     <!-- An option from the three dot menu to into sync -->
     <string name="sync_menu_sign_in">لِج كي تبدأ المزامنة</string>
     <!-- An option from the share dialog to sign into sync -->
@@ -1574,6 +1574,8 @@
     <string name="credit_cards_name_on_card">الاسم على البطاقة</string>
     <!-- The header for the nickname for a credit card -->
     <string name="credit_cards_card_nickname">الاسم المستعار للبطاقة</string>
+    <!-- The text for the "Delete card" menu item for deleting a credit card -->
+    <string name="credit_cards_menu_delete_card">احذف البطاقة</string>
     <!-- The text for the "Delete card" button for deleting a credit card -->
     <string name="credit_cards_delete_card_button">احذف البطاقة</string>
     <!-- The title for the "Save" menu item for saving a credit card -->
diff --git a/app/src/main/res/values-ast/strings.xml b/app/src/main/res/values-ast/strings.xml
index c57e7a35e..dde8d7e9b 100644
--- a/app/src/main/res/values-ast/strings.xml
+++ b/app/src/main/res/values-ast/strings.xml
@@ -1160,6 +1160,8 @@
     <string name="onboarding_whats_new_description">¿Tienes entrugues tocante al rediseñu de %s?¿Quies saber qué camudó?</string>
     <!-- text for underlined clickable link that is part of "what's new" onboarding card description that links to an FAQ -->
     <string name="onboarding_whats_new_description_linktext">Consigui les rempuestes equí</string>
+    <!-- Text for the button to learn more about signing in to your Firefox account -->
+    <string name="onboarding_manual_sign_in_description">Lleva los marcadores, l\'historial y les contraseñes de Firefox nesti preséu.</string>
     <!-- text for the firefox account onboarding card header when we detect you're already signed in to
         another Firefox browser. (The word `Firefox` should not be translated)
         The first parameter is the email of the detected user's account -->
@@ -1175,12 +1177,22 @@
     <!-- text to display in the snackbar if automatic sign-in fails. user may try again -->
     <string name="onboarding_firefox_account_automatic_signin_failed">Hebo un fallu al aniciar sesión</string>
 
+    <!-- text for the tracking protection onboarding card header -->
+    <string name="onboarding_tracking_protection_header_3">Privacidá permanente</string>
+    <!-- text for the tracking protection card description. 'Firefox' intentionally hardcoded here -->
+    <string name="onboarding_tracking_protection_description_3">Firefox fai automáticamente que les compañes dexen de siguite dafurto pela web.</string>
     <!-- text for tracking protection radio button option for standard level of blocking -->
     <string name="onboarding_tracking_protection_standard_button_2">Estándar (por defeutu)</string>
+    <!-- text for standard blocking option button description -->
+    <string name="onboarding_tracking_protection_standard_button_description_3">Equilibriu ente privacidá y rindimientu. Les páxines van cargar con normalidá.</string>
     <!-- text for tracking protection radio button option for strict level of blocking -->
     <string name="onboarding_tracking_protection_strict_button">Estricta (aconséyase)</string>
     <!-- text for tracking protection radio button option for strict level of blocking -->
     <string name="onboarding_tracking_protection_strict_option">Estricta</string>
+    <!-- text for strict blocking option button description -->
+    <string name="onboarding_tracking_protection_strict_button_description_3">Bloquia más rastrexadores polo que les páxines van cargar más rápido mas dalgunes puen estropiase.</string>
+    <!-- text for the toolbar position card header  -->
+    <string name="onboarding_toolbar_placement_header_1">Sitiu de la barra de ferramientes</string>
     <!-- text for the private browsing onboarding card header -->
     <string name="onboarding_private_browsing_header">Restolar en privao</string>
     <!-- text for the private browsing onboarding card description
@@ -1209,6 +1221,8 @@ en llinia y con nós.</string>
     <!-- Onboarding theme -->
     <!-- text for the theme picker onboarding card header -->
     <string name="onboarding_theme_picker_header">Escoyeta d\'un estilu</string>
+    <!-- text for the theme picker onboarding card description -->
+    <string name="onboarding_theme_picker_description_2">Aforra daqué de batería y amenorga\'l cansanciu de güeyos col mou escuru.</string>
     <!-- Automatic theme setting (will follow device setting) -->
     <string name="onboarding_theme_automatic_title">Siguir l\'estilu del sistema</string>
     <!-- Summary of automatic theme setting (will follow device setting) -->
@@ -1265,10 +1279,14 @@ en llinia y con nós.</string>
     <string name="preference_enhanced_tracking_protection_explanation_learn_more">Deprender más</string>
     <!-- Preference for enhanced tracking protection for the standard protection settings -->
     <string name="preference_enhanced_tracking_protection_standard_default_1">Estándar (por defeutu)</string>
+    <!-- Preference description for enhanced tracking protection for the standard protection settings -->
+    <string name="preference_enhanced_tracking_protection_standard_description_4">Equilibriu ente privacidá y rindimientu. Les páxines van cargar con normalidá.</string>
     <!--  Accessibility text for the Standard protection information icon  -->
     <string name="preference_enhanced_tracking_protection_standard_info_button">Qué se bloquia coles proteición estándar escontra\'l rastrexu</string>
     <!-- Preference for enhanced tracking protection for the strict protection settings -->
     <string name="preference_enhanced_tracking_protection_strict">Estricta</string>
+    <!-- Preference description for enhanced tracking protection for the strict protection settings -->
+    <string name="preference_enhanced_tracking_protection_strict_description_3">Bloquia más rastrexadores polo que les páxines van cargar más rápido mas dalgunes puen estropiase.</string>
     <!--  Accessibility text for the Strict protection information icon  -->
     <string name="preference_enhanced_tracking_protection_strict_info_button">Lo que la proteición estricta escontra\'l rastrexu bloquia</string>
     <!-- Preference for enhanced tracking protection for the custom protection settings -->
diff --git a/app/src/main/res/values-br/strings.xml b/app/src/main/res/values-br/strings.xml
index 5dbe8b20e..ca2fc2135 100644
--- a/app/src/main/res/values-br/strings.xml
+++ b/app/src/main/res/values-br/strings.xml
@@ -17,10 +17,6 @@
     <string name="no_open_tabs_description">Diskouezet e vo amañ hocʼh ivinelloù digoret.</string>
     <!-- No Private Tabs Message Description -->
     <string name="no_private_tabs_description">Diskouezet e vo amañ hocʼh ivinelloù prevez.</string>
-    <!-- Default title for pinned Baidu top site that links to Baidu home page  -->
-    <string name="default_top_site_baidu">Baidu</string>
-    <!-- Default title for pinned JD top site that links to JD home page  -->
-    <string name="default_top_site_jd">JD</string>
     <!-- Message announced to the user when tab tray is selected with 1 tab -->
     <string name="open_tab_tray_single">1 ivinell digor. Stokit evit mont dʼun ivinell all.</string>
     <!-- Message announced to the user when tab tray is selected with 0 or 2+ tabs -->
@@ -177,6 +173,13 @@
     <string name="browser_menu_open_app_link">Digeriñ en arload</string>
     <!-- Browser menu button to configure reader mode appearance e.g. the used font type and size -->
     <string name="browser_menu_read_appearance">Neuz</string>
+    <!-- Browser menu button to show reader view appearance controls e.g. the used font type and size -->
+    <string name="browser_menu_customize_reader_view">Personelaat ar mod lenn</string>
+    <!-- Browser menu label for adding a bookmark -->
+    <string name="browser_menu_add">Ouzhpennañ</string>
+    <!-- Browser menu label for editing a bookmark -->
+    <string name="browser_menu_edit">Embann</string>
+
     <!-- Error message to show when the user tries to access a scheme not
         handled by the app (Ex: blob, tel etc) -->
     <string name="unknown_scheme_error_message">Ne cʼhaller ket kennaskañ. Steuñv URL dianav.</string>
@@ -596,12 +599,16 @@
     <string name="tabs_header_private_title">Estez prevez</string>
     <!-- Title for the list of tabs in the current private session -->
     <string name="tabs_header_private_tabs_title">Ivinelloù prevez</string>
+    <!-- Title for the list of tabs in the synced tabs -->
+    <string name="tabs_header_synced_tabs_title">Ivinelloù goubredet</string>
     <!-- Content description (not visible, for screen readers etc.): Add tab button. Adds a news tab when pressed -->
     <string name="add_tab">Ouzhpennañ un ivinell</string>
     <!-- Content description (not visible, for screen readers etc.): Add tab button. Adds a news tab when pressed -->
     <string name="add_private_tab">Ouzhpennañ un ivinell prevez</string>
     <!-- Text for the new tab button to indicate adding a new private tab in the tab -->
     <string name="tab_drawer_fab_content">Prevez</string>
+    <!-- Text for the new tab button to indicate syncing command on the synced tabs page -->
+    <string name="tab_drawer_fab_sync">Goubredañ</string>
     <!-- Text shown as the title of the open tab tray -->
     <string name="tab_tray_title">Ivinelloù digor</string>
     <!-- Text shown in the menu for saving tabs to a collection -->
@@ -612,6 +619,8 @@
     <string name="tab_tray_menu_item_share">Rannañ an holl ivinelloù</string>
     <!-- Text shown in the menu to view recently closed tabs -->
     <string name="tab_tray_menu_recently_closed">Ivinelloù serret nevez zo</string>
+    <!-- Text shown in the menu to view account settings -->
+    <string name="tab_tray_menu_account_settings">Arventennoù ar gont</string>
     <!-- Text shown in the menu to view tab settings -->
     <string name="tab_tray_menu_tab_settings">Arventennoù an ivinelloù</string>
     <!-- Text shown in the menu for closing all tabs -->
@@ -965,6 +974,8 @@
     <string name="share_link_all_apps_subheader">An holl oberennoù</string>
     <!-- Sub-header in the dialog to share a link to an app from the most-recent sorted list -->
     <string name="share_link_recent_apps_subheader">Arveret da ziwezhañ</string>
+    <!-- An option from the three dot menu to into sync -->
+    <string name="sync_menu_sign_in">Kennaskañ evit goubredañ</string>
     <!-- An option from the share dialog to sign into sync -->
     <string name="sync_sign_in">Kennaskañ ouzh Sync</string>
     <!-- An option from the share dialog to send link to all other sync devices -->
@@ -1160,9 +1171,6 @@
     <string name="onboarding_header">Donemat war %s!</string>
     <!-- text for the Firefox Accounts section header -->
     <string name="onboarding_fxa_section_header">Ur gont hoc’h eus dija?</string>
-    <!-- text for the Firefox Preview feature section header
-    The first parameter is the name of the app (e.g. Firefox Preview) -->
-    <string name="onboarding_feature_section_header">Grit anaoudegezh gant %s</string>
     <!-- text for the "What's New" onboarding card header -->
     <string name="onboarding_whats_new_header1">Gwelout pezh a zo nevez</string>
     <!-- text for the "what's new" onboarding card description
@@ -1170,10 +1178,10 @@
     <string name="onboarding_whats_new_description">Goulennoù hoc’h eus a-zivout ar %s nevez? Fellout a ra deoc’h gouzout pezh a zo bet cheñchet?</string>
     <!-- text for underlined clickable link that is part of "what's new" onboarding card description that links to an FAQ -->
     <string name="onboarding_whats_new_description_linktext">Amañ emañ ar respontoù</string>
-    <!-- text for the Firefox account onboarding sign in card header -->
-    <string name="onboarding_account_sign_in_header">Krogit da c’houbredañ ho sinedoù, ho kerioù-tremen, ha muioc’h c’hoazh gant ho kont FIrefox.</string>
+    <!-- text for the Firefox account onboarding sign in card header. The word "Firefox" should not be translated -->
+    <string name="onboarding_account_sign_in_header_1">Goubredañ Firefox etre an trevnadoù</string>
     <!-- Text for the button to learn more about signing in to your Firefox account -->
-    <string name="onboarding_manual_sign_in_learn_more">Gouzout hiroc’h</string>
+    <string name="onboarding_manual_sign_in_description">Degasit sinedoù, ur roll-istor ha gerioù-tremen evit Firefox war an trevnad-mañ.</string>
     <!-- text for the firefox account onboarding card header when we detect you're already signed in to
         another Firefox browser. (The word `Firefox` should not be translated)
         The first parameter is the email of the detected user's account -->
@@ -1182,8 +1190,8 @@
     <string name="onboarding_firefox_account_auto_signin_confirm">Ya, kennaskit ac’hanon</string>
     <!-- text for the automatic sign-in button while signing in is in process -->
     <string name="onboarding_firefox_account_signing_in">O kennaskañ…</string>
-    <!-- text for the button to manually sign into Firefox account. The word "Firefox" should not be translated -->
-    <string name="onboarding_firefox_account_sign_in">Kennaskañ ouzh FIrefox</string>
+    <!-- text for the button to manually sign into Firefox account. -->
+    <string name="onboarding_firefox_account_sign_in_1">En em rollañ</string>
     <!-- text for the button to stay signed out when presented with an option to automatically sign-in. -->
     <string name="onboarding_firefox_account_stay_signed_out">Chom kennasket</string>
     <!-- text to display in the snackbar once account is signed-in -->
@@ -1191,26 +1199,23 @@
     <!-- text to display in the snackbar if automatic sign-in fails. user may try again -->
     <string name="onboarding_firefox_account_automatic_signin_failed">C’hwitadenn war ar c’hennaskañ</string>
     <!-- text for the tracking protection onboarding card header -->
-    <string name="onboarding_tracking_protection_header_2">Prevezded emgefreek</string>
-    <!-- text for the tracking protection card description
-    The first parameter is the name of the app (e.g. Firefox Preview) -->
-    <string name="onboarding_tracking_protection_description_2">Ar arventennoù prevezded ha diogelroez a stank an heulierien, ar meziantoù touellus hag an embregerezhioù a heuilh ac’hanoc’h.</string>
+    <string name="onboarding_tracking_protection_header_3">Prevezded gweredekaet bepred</string>
+    <!-- text for the tracking protection card description. 'Firefox' intentionally hardcoded here -->
+    <string name="onboarding_tracking_protection_description_3">Firefox a harz en un doare emgefreek ouzh an embregerezhioù d’ho heuliañ dre guzh war ar web.</string>
     <!-- text for tracking protection radio button option for standard level of blocking -->
     <string name="onboarding_tracking_protection_standard_button_2">Skoueriek (dre ziouer)</string>
     <!-- text for standard blocking option button description -->
-    <string name="onboarding_tracking_protection_standard_button_description_2">Na stank ket kement a heulier. Ar pajennoù a gargo evel boaz.</string>
+    <string name="onboarding_tracking_protection_standard_button_description_3">Kempouezet evit prevezded hag efedusted. Ar pajennoù a garg en un doare ordinal.</string>
     <!-- text for tracking protection radio button option for strict level of blocking -->
     <string name="onboarding_tracking_protection_strict_button">Strizh (erbedet)</string>
     <!-- text for tracking protection radio button option for strict level of blocking -->
     <string name="onboarding_tracking_protection_strict_option">Strizh</string>
     <!-- text for strict blocking option button description -->
-    <string name="onboarding_tracking_protection_strict_button_description_2">Stankañ a raio muioc’h a heulierien, bruderezhioù ha diflugelloù. Buanoc’h e kargo ar pajennoù, met gallout a ra traoù ’zo chom hep mont en-dro.</string>
-    <!-- text for the toolbar position card header
-        In English this is an idiom for "choose a side as in an argument or fight"
-        but it is ok to make this more literally about "choosing a position in a physical space -->
-    <string name="onboarding_toolbar_position_header">Dibabit un tu</string>
+    <string name="onboarding_tracking_protection_strict_button_description_3">Stankañ muioc’h a heulierien hag ar pajennoù da gargañ buanoc’h, met arc’hweladurioù zo a c’hallo mont a-dreuz.</string>
+    <!-- text for the toolbar position card header  -->
+    <string name="onboarding_toolbar_placement_header_1">Dibabit e pelec’h lakaat ho parrenn ostilhoù</string>
     <!-- text for the toolbar position card description -->
-    <string name="onboarding_toolbar_position_description">Klaskit ar merdeiñ gant un dorn a-drugarez d’ar varrenn-ostilhoù en traoñ, pe laoskit anezhi en nec’h.</string>
+    <string name="onboarding_toolbar_placement_description_1">Lakait ar varrenn ostilhoù en ul lec’h aes da dizhout. Dalc’hit hi en traoñ pe diblasit anezhi e-krec’h.</string>
     <!-- text for the private browsing onboarding card header -->
     <string name="onboarding_private_browsing_header">Merdeiñ prevez</string>
     <!-- text for the private browsing onboarding card description
@@ -1223,7 +1228,7 @@
     <!-- text for the privacy notice onboarding card header -->
     <string name="onboarding_privacy_notice_header">Ho puhez prevez</string>
     <!-- text for the privacy notice onboarding card description
-    The first parameter is the name of the app (e.g. Firefox Preview) -->
+    The first parameter is the name of the app (e.g. Firefox Preview) Substitute %s for long browser name. -->
     <string name="onboarding_privacy_notice_description2">Savet hon eus %s evit ma c’hallfec’h reoliñ ar pezh a rannit enlinenn hag ar pezh a rannit ganeomp.</string>
     <!-- Text for the button to read the privacy notice -->
     <string name="onboarding_privacy_notice_read_button">Lennit hon evezhiadenn a-get buhez prevez</string>
@@ -1238,7 +1243,7 @@
     <string name="onboarding_theme_picker_header">Dibabit an neuz</string>
 
     <!-- text for the theme picker onboarding card description -->
-    <string name="onboarding_theme_picker_description1">Espernit ho patiri hag ho taoulagad gant ar mod teñval.</string>
+    <string name="onboarding_theme_picker_description_2">Espernit batiri hag ho sell gant ar mod teñval.</string>
     <!-- Automatic theme setting (will follow device setting) -->
     <string name="onboarding_theme_automatic_title">Emgefreek</string>
     <!-- Summary of automatic theme setting (will follow device setting) -->
@@ -1293,13 +1298,13 @@
     <!-- Preference for enhanced tracking protection for the standard protection settings -->
     <string name="preference_enhanced_tracking_protection_standard_default_1">Skoueriek (dre ziouer)</string>
     <!-- Preference description for enhanced tracking protection for the standard protection settings -->
-    <string name="preference_enhanced_tracking_protection_standard_description_3">Na stank ket kement a heulier. Ar pajennoù a gargo evel boaz.</string>
+    <string name="preference_enhanced_tracking_protection_standard_description_4">Kempouezet evit prevezded hag efedusted. Ar pajennoù a garg en un doare ordinal.</string>
     <!--  Accessibility text for the Standard protection information icon  -->
     <string name="preference_enhanced_tracking_protection_standard_info_button">Ar pezh a zo stanket gant ar gwarez heuliañ skoueriek</string>
     <!-- Preference for enhanced tracking protection for the strict protection settings -->
     <string name="preference_enhanced_tracking_protection_strict">Strizh</string>
     <!-- Preference description for enhanced tracking protection for the strict protection settings -->
-    <string name="preference_enhanced_tracking_protection_strict_description_2">Stankañ a raio muioc’h a heulierien, bruderezhioù ha diflugelloù. Buanoc’h e kargo ar pajennoù, met gallout a ra traoù ’zo chom hep mont en-dro.</string>
+    <string name="preference_enhanced_tracking_protection_strict_description_3">Stankañ muioc’h a heulierien hag ar pajennoù da gargañ buanoc’h, met arc’hweladurioù zo a c’hallo mont a-dreuz.</string>
     <!--  Accessibility text for the Strict protection information icon  -->
     <string name="preference_enhanced_tracking_protection_strict_info_button">Ar pezh a zo stanket gant ar gwarez heuliañ strizh</string>
     <!-- Preference for enhanced tracking protection for the custom protection settings -->
@@ -1533,6 +1538,45 @@
     <!-- Content description (not visible, for screen readers etc.): Sort saved logins dropdown menu chevron icon -->
     <string name="saved_logins_menu_dropdown_chevron_icon_content_description">Lañser rummañ an titouroù kennaskañ</string>
 
+    <!-- Credit Cards Autofill -->
+    <!-- Preference and title for managing the settings for credit cards -->
+    <string name="preferences_credit_cards">Kartennoù kred</string>
+    <!-- Preference for saving and autofilling credit cards -->
+    <string name="preferences_credit_cards_save_and_autofill_cards">Enrollañ ha leuniañ ar c’hartennoù en un doare emgefreek</string>
+    <!-- Preference summary for saving and autofilling credit card data -->
+    <string name="preferences_credit_cards_save_and_autofill_cards_summary">Rineget eo ar roadennoù</string>
+    <!-- Preference option for syncing credit cards across devices. This is displayed when the user is not signed into sync -->
+    <string name="preferences_credit_cards_sync_cards_across_devices">Goubredañ ar c’hartennoù kred etre ho trevnadoù</string>
+    <!-- Preference option for adding a credit card -->
+    <string name="preferences_credit_cards_add_credit_card">Ouzhpennañ ur gartenn gred</string>
+    <!-- Preference option for managing saved credit cards -->
+    <string name="preferences_credit_cards_manage_saved_cards">Merañ ar c’hartennoù enrollet</string>
+    <!-- Title of the "Add card" screen -->
+    <string name="credit_cards_add_card">Ouzhpennañ ur gartenn</string>
+    <!-- Title of the "Edit card" screen -->
+    <string name="credit_cards_edit_card">Kemmañ ar gartenn</string>
+    <!-- The header for the card number of a credit card -->
+    <string name="credit_cards_card_number">Niverenn ar gartenn</string>
+
+    <!-- The header for the expiration date of a credit card -->
+    <string name="credit_cards_expiration_date">Deiziad termen</string>
+    <!-- The header for the name on the credit card -->
+    <string name="credit_cards_name_on_card">Anv war ar gartenn</string>
+    <!-- The header for the nickname for a credit card -->
+    <string name="credit_cards_card_nickname">Lesanv ar gartenn</string>
+    <!-- The text for the "Delete card" menu item for deleting a credit card -->
+    <string name="credit_cards_menu_delete_card">Dilemel ar gartenn</string>
+    <!-- The text for the "Delete card" button for deleting a credit card -->
+    <string name="credit_cards_delete_card_button">Dilemel ar gartenn</string>
+    <!-- The title for the "Save" menu item for saving a credit card -->
+    <string name="credit_cards_menu_save">Enrollañ</string>
+    <!-- The text for the "Save" button for saving a credit card -->
+    <string name="credit_cards_save_button">Enrollañ</string>
+    <!-- The text for the "Cancel" button for cancelling adding or updating a credit card -->
+    <string name="credit_cards_cancel_button">Nullañ</string>
+    <!-- Title of the "Saved cards" screen -->
+    <string name="credit_cards_saved_cards">Kartennoù enrollet</string>
+
     <!-- Title of the Add search engine screen -->
     <string name="search_engine_add_custom_search_engine_title">Ouzhpennañ ul lusker klask</string>
     <!-- Title of the Edit search engine screen -->
@@ -1691,6 +1735,9 @@
 	<!-- Dialog button text for canceling the rename top site prompt. -->
 	<string name="top_sites_rename_dialog_cancel">Nullañ</string>
 
+    <!-- Default browser experiment -->
+    <string name="default_browser_experiment_card_text">Digeriñ liammoù al lec’hiennoù, posteloù ha kemennadennoù e Firefox en un doare emgefreek.</string>
+
     <!-- Content description for close button in collection placeholder. -->
     <string name="remove_home_collection_placeholder_content_description">Dilemel</string>
 
diff --git a/app/src/main/res/values-cy/strings.xml b/app/src/main/res/values-cy/strings.xml
index 7d9d0d8ae..616a81865 100644
--- a/app/src/main/res/values-cy/strings.xml
+++ b/app/src/main/res/values-cy/strings.xml
@@ -907,7 +907,7 @@
     <!-- Label that indicates that video and audio autoplay is only allowed over Wi-Fi -->
     <string name="preference_option_autoplay_allowed_wifi_only2">Rhwystro sain a fideo ar ddata cellol yn unig</string>
     <!-- Subtext that explains 'autoplay on Wi-Fi only' option -->
-    <string name="preference_option_autoplay_allowed_wifi_subtext">Bydd sain a fideo yn chwarae ar ddiwifr</string>
+    <string name="preference_option_autoplay_allowed_wifi_subtext">Bydd sain a fideo yn chwarae ar Wi-Fi</string>
     <!-- Label for global setting that indicates that video autoplay is allowed, but audio autoplay is blocked -->
     <string name="preference_option_autoplay_block_audio2">Rhwystro sain yn unig</string>
     <!-- Label for site specific setting that indicates that video autoplay is allowed, but audio autoplay is blocked -->
diff --git a/app/src/main/res/values-eo/strings.xml b/app/src/main/res/values-eo/strings.xml
index f0bde9b86..847323746 100644
--- a/app/src/main/res/values-eo/strings.xml
+++ b/app/src/main/res/values-eo/strings.xml
@@ -19,10 +19,6 @@
 
     <!-- No Private Tabs Message Description -->
     <string name="no_private_tabs_description">Viaj privataj langetoj aperos ĉi tie.</string>
-    <!-- Default title for pinned Baidu top site that links to Baidu home page  -->
-    <string name="default_top_site_baidu">Baidu</string>
-    <!-- Default title for pinned JD top site that links to JD home page  -->
-    <string name="default_top_site_jd">JD</string>
     <!-- Message announced to the user when tab tray is selected with 1 tab -->
     <string name="open_tab_tray_single">1 malfermita langeto. Tuŝetu por ŝanĝi langeton.</string>
     <!-- Message announced to the user when tab tray is selected with 0 or 2+ tabs -->
@@ -181,6 +177,11 @@
 
     <!-- Browser menu button to show reader view appearance controls e.g. the used font type and size -->
     <string name="browser_menu_customize_reader_view">Personecigi legilan vidon</string>
+    <!-- Browser menu label for adding a bookmark -->
+    <string name="browser_menu_add">Aldoni</string>
+    <!-- Browser menu label for editing a bookmark -->
+    <string name="browser_menu_edit">Modifi</string>
+
     <!-- Error message to show when the user tries to access a scheme not
         handled by the app (Ex: blob, tel etc) -->
     <string name="unknown_scheme_error_message">Konekto neebla. Nerekonita skemo de URL.</string>
@@ -603,12 +604,16 @@
     <string name="tabs_header_private_title">Privata seanco</string>
     <!-- Title for the list of tabs in the current private session -->
     <string name="tabs_header_private_tabs_title">Privataj langetoj</string>
+    <!-- Title for the list of tabs in the synced tabs -->
+    <string name="tabs_header_synced_tabs_title">Spegulitaj langetoj</string>
     <!-- Content description (not visible, for screen readers etc.): Add tab button. Adds a news tab when pressed -->
     <string name="add_tab">Aldoni langeton</string>
     <!-- Content description (not visible, for screen readers etc.): Add tab button. Adds a news tab when pressed -->
     <string name="add_private_tab">Aldoni privatan langeton</string>
     <!-- Text for the new tab button to indicate adding a new private tab in the tab -->
     <string name="tab_drawer_fab_content">Privata</string>
+    <!-- Text for the new tab button to indicate syncing command on the synced tabs page -->
+    <string name="tab_drawer_fab_sync">Spegulado</string>
     <!-- Text shown as the title of the open tab tray -->
     <string name="tab_tray_title">Malfermi langetojn</string>
     <!-- Text shown in the menu for saving tabs to a collection -->
@@ -619,6 +624,8 @@
     <string name="tab_tray_menu_item_share">Dividi ĉiujn langetojn</string>
     <!-- Text shown in the menu to view recently closed tabs -->
     <string name="tab_tray_menu_recently_closed">Ĵuse fermitaj langetoj</string>
+    <!-- Text shown in the menu to view account settings -->
+    <string name="tab_tray_menu_account_settings">Agordoj de konto</string>
     <!-- Text shown in the menu to view tab settings -->
     <string name="tab_tray_menu_tab_settings">Agordoj de langetoj</string>
     <!-- Text shown in the menu for closing all tabs -->
@@ -980,6 +987,8 @@
     <string name="share_link_all_apps_subheader">Ĉiuj agoj</string>
     <!-- Sub-header in the dialog to share a link to an app from the most-recent sorted list -->
     <string name="share_link_recent_apps_subheader">Ĵuse uzitaj</string>
+    <!-- An option from the three dot menu to into sync -->
+    <string name="sync_menu_sign_in">Komenci seancon por speguli</string>
     <!-- An option from the share dialog to sign into sync -->
     <string name="sync_sign_in">Komenci seancon en Speguli</string>
     <!-- An option from the share dialog to send link to all other sync devices -->
@@ -1174,9 +1183,6 @@
     <string name="onboarding_header">Bonvenon al %s!</string>
     <!-- text for the Firefox Accounts section header -->
     <string name="onboarding_fxa_section_header">Ĉu vi jam havas konton?</string>
-    <!-- text for the Firefox Preview feature section header
-    The first parameter is the name of the app (e.g. Firefox Preview) -->
-    <string name="onboarding_feature_section_header">Malkovru %s</string>
     <!-- text for the "What's New" onboarding card header -->
     <string name="onboarding_whats_new_header1">Vidi la novaĵojn</string>
     <!-- text for the "what's new" onboarding card description
@@ -1184,10 +1190,10 @@
     <string name="onboarding_whats_new_description">Ĉu vi havas demandojn pri la refasonita %s? Ĉu vi volas scii kio ŝanĝiĝis?</string>
     <!-- text for underlined clickable link that is part of "what's new" onboarding card description that links to an FAQ -->
     <string name="onboarding_whats_new_description_linktext">Trovu respondojn ĉi tie</string>
-    <!-- text for the Firefox account onboarding sign in card header -->
-    <string name="onboarding_account_sign_in_header">Komenci speguli legosignojn, pasvortojn kaj aliajn aferojn per via konto de Firefox.</string>
+    <!-- text for the Firefox account onboarding sign in card header. The word "Firefox" should not be translated -->
+    <string name="onboarding_account_sign_in_header_1">Speguli Firefox inter aparatoj</string>
     <!-- Text for the button to learn more about signing in to your Firefox account -->
-    <string name="onboarding_manual_sign_in_learn_more">Pli da informo</string>
+    <string name="onboarding_manual_sign_in_description">Porti legosignojn, historion kaj pasvortojn al Firefox en tiu ĉi aparato.</string>
     <!-- text for the firefox account onboarding card header when we detect you're already signed in to
         another Firefox browser. (The word `Firefox` should not be translated)
         The first parameter is the email of the detected user's account -->
@@ -1196,8 +1202,8 @@
     <string name="onboarding_firefox_account_auto_signin_confirm">Jes, komenci seancon</string>
     <!-- text for the automatic sign-in button while signing in is in process -->
     <string name="onboarding_firefox_account_signing_in">Komenco de seanco…</string>
-    <!-- text for the button to manually sign into Firefox account. The word "Firefox" should not be translated -->
-    <string name="onboarding_firefox_account_sign_in">Komenci seancon en Firefox</string>
+    <!-- text for the button to manually sign into Firefox account. -->
+    <string name="onboarding_firefox_account_sign_in_1">Registriĝi</string>
     <!-- text for the button to stay signed out when presented with an option to automatically sign-in. -->
     <string name="onboarding_firefox_account_stay_signed_out">Ne komenci seancon</string>
     <!-- text to display in the snackbar once account is signed-in -->
@@ -1205,26 +1211,23 @@
     <!-- text to display in the snackbar if automatic sign-in fails. user may try again -->
     <string name="onboarding_firefox_account_automatic_signin_failed">Malsukcesa komenco de seanco</string>
     <!-- text for the tracking protection onboarding card header -->
-    <string name="onboarding_tracking_protection_header_2">Aŭtomata privateco</string>
-    <!-- text for the tracking protection card description
-    The first parameter is the name of the app (e.g. Firefox Preview) -->
-    <string name="onboarding_tracking_protection_description_2">La agordoj privatecaj kaj sekurecaj blokas spurilojn, malicajn programojn kaj kompaniojn kiuj sekvas vin.</string>
+    <string name="onboarding_tracking_protection_header_3">Privateco ĉiam aktiva</string>
+    <!-- text for the tracking protection card description. 'Firefox' intentionally hardcoded here -->
+    <string name="onboarding_tracking_protection_description_3">Firefox aŭtomate evitas ke entreprenoj sekrete sekvu vin tra la teksaĵo.</string>
     <!-- text for tracking protection radio button option for standard level of blocking -->
     <string name="onboarding_tracking_protection_standard_button_2">Norma</string>
     <!-- text for standard blocking option button description -->
-    <string name="onboarding_tracking_protection_standard_button_description_2">Malpli da spuriloj blokitaj. Paĝoj ŝargiĝos normale.</string>
+    <string name="onboarding_tracking_protection_standard_button_description_3">Ekvilibrita por privateco kaj efikeco. Paĝoj ŝargiĝos normale.</string>
     <!-- text for tracking protection radio button option for strict level of blocking -->
     <string name="onboarding_tracking_protection_strict_button">Rigora (rekomendita)</string>
     <!-- text for tracking protection radio button option for strict level of blocking -->
     <string name="onboarding_tracking_protection_strict_option">Rigora</string>
     <!-- text for strict blocking option button description -->
-    <string name="onboarding_tracking_protection_strict_button_description_2">Pli da spuriloj, reklamoj kaj ŝprucaĵoj blokitaj. Paĝoj ŝargiĝos pli rapide, sed kelkaj aferoj povus ne bone funkcii.</string>
-    <!-- text for the toolbar position card header
-        In English this is an idiom for "choose a side as in an argument or fight"
-        but it is ok to make this more literally about "choosing a position in a physical space -->
-    <string name="onboarding_toolbar_position_header">Preni pozicion</string>
+    <string name="onboarding_tracking_protection_strict_button_description_3">Pli da spuriloj blokitaj signifas ke paĝoj ŝargiĝos pli rapide, sed kelkaj misfunkcioj povus okazi.</string>
+    <!-- text for the toolbar position card header  -->
+    <string name="onboarding_toolbar_placement_header_1">Elektu lokon por la ilaro</string>
     <!-- text for the toolbar position card description -->
-    <string name="onboarding_toolbar_position_description">Provu la unumanan retumon per la malsupra ilaro, aŭ movu ĝin al la supro.</string>
+    <string name="onboarding_toolbar_placement_description_1">Metu la ilaron ĉemanen. Lasu ĝin malsupre aŭ movu ĝin supren.</string>
     <!-- text for the private browsing onboarding card header -->
     <string name="onboarding_private_browsing_header">Retumi private</string>
     <!-- text for the private browsing onboarding card description
@@ -1238,7 +1241,7 @@
     <!-- text for the privacy notice onboarding card header -->
     <string name="onboarding_privacy_notice_header">Via privateco</string>
     <!-- text for the privacy notice onboarding card description
-    The first parameter is the name of the app (e.g. Firefox Preview) -->
+    The first parameter is the name of the app (e.g. Firefox Preview) Substitute %s for long browser name. -->
     <string name="onboarding_privacy_notice_description2">Ni kreis %s por doni al vi la eblon plene regi kion vi dividas en la reto kaj kion vi dividas kun ni.</string>
     <!-- Text for the button to read the privacy notice -->
     <string name="onboarding_privacy_notice_read_button">Legu nian rimarkon pri privateco</string>
@@ -1253,7 +1256,7 @@
     <string name="onboarding_theme_picker_header">Elektu vian etoson</string>
 
     <!-- text for the theme picker onboarding card description -->
-    <string name="onboarding_theme_picker_description1">Ŝparu iom da baterio kaj protektu viajn okulojn per malhela reĝimo.</string>
+    <string name="onboarding_theme_picker_description_2">Ŝparu iom da baterio kaj protektu viajn okulojn per malhela reĝimo.</string>
     <!-- Automatic theme setting (will follow device setting) -->
     <string name="onboarding_theme_automatic_title">Aŭtomate</string>
     <!-- Summary of automatic theme setting (will follow device setting) -->
@@ -1309,13 +1312,13 @@
     <!-- Preference for enhanced tracking protection for the standard protection settings -->
     <string name="preference_enhanced_tracking_protection_standard_default_1">Norma</string>
     <!-- Preference description for enhanced tracking protection for the standard protection settings -->
-    <string name="preference_enhanced_tracking_protection_standard_description_3">Malpli da spuriloj blokitaj. Paĝoj ŝargiĝos normale.</string>
+    <string name="preference_enhanced_tracking_protection_standard_description_4">Ekvilibrita por privateco kaj efikeco. Paĝoj ŝargiĝos normale.</string>
     <!--  Accessibility text for the Standard protection information icon  -->
     <string name="preference_enhanced_tracking_protection_standard_info_button">Aferoj blokitaj de la norma protekto kontraŭ spurado</string>
     <!-- Preference for enhanced tracking protection for the strict protection settings -->
     <string name="preference_enhanced_tracking_protection_strict">Rigora</string>
     <!-- Preference description for enhanced tracking protection for the strict protection settings -->
-    <string name="preference_enhanced_tracking_protection_strict_description_2">Pli da spuriloj, reklamoj kaj ŝprucaĵoj blokitaj. Paĝoj ŝargiĝos pli rapide, sed kelkaj aferoj povus ne bone funkcii.</string>
+    <string name="preference_enhanced_tracking_protection_strict_description_3">Pli da spuriloj blokitaj signifas ke paĝoj ŝargiĝos pli rapide, sed kelkaj misfunkcioj povus okazi.</string>
     <!--  Accessibility text for the Strict protection information icon  -->
     <string name="preference_enhanced_tracking_protection_strict_info_button">Aferoj blokitaj de la rigora protekto kontraŭ spurado</string>
     <!-- Preference for enhanced tracking protection for the custom protection settings -->
@@ -1553,6 +1556,45 @@
     <!-- Content description (not visible, for screen readers etc.): Sort saved logins dropdown menu chevron icon -->
     <string name="saved_logins_menu_dropdown_chevron_icon_content_description">Ordigi menuon de legitimiloj</string>
 
+    <!-- Credit Cards Autofill -->
+    <!-- Preference and title for managing the settings for credit cards -->
+    <string name="preferences_credit_cards">Kreditkartoj</string>
+    <!-- Preference for saving and autofilling credit cards -->
+    <string name="preferences_credit_cards_save_and_autofill_cards">Konservi kaj aŭtomate plenigi kreditkartojn</string>
+    <!-- Preference summary for saving and autofilling credit card data -->
+    <string name="preferences_credit_cards_save_and_autofill_cards_summary">La datumoj estas ĉifritaj</string>
+    <!-- Preference option for syncing credit cards across devices. This is displayed when the user is not signed into sync -->
+    <string name="preferences_credit_cards_sync_cards_across_devices">Speguli kreditkartojn inter aparatoj</string>
+    <!-- Preference option for adding a credit card -->
+    <string name="preferences_credit_cards_add_credit_card">Aldoni kreditkarton</string>
+    <!-- Preference option for managing saved credit cards -->
+    <string name="preferences_credit_cards_manage_saved_cards">Administri konservitajn kreditkartojn</string>
+    <!-- Title of the "Add card" screen -->
+    <string name="credit_cards_add_card">Aldoni kreditkarton</string>
+    <!-- Title of the "Edit card" screen -->
+    <string name="credit_cards_edit_card">Modifi kreditkarton</string>
+
+    <!-- The header for the card number of a credit card -->
+    <string name="credit_cards_card_number">Numero de kreditkarto</string>
+    <!-- The header for the expiration date of a credit card -->
+    <string name="credit_cards_expiration_date">Dato de senvalidiĝo</string>
+    <!-- The header for the name on the credit card -->
+    <string name="credit_cards_name_on_card">Nomo sur kreditkarto</string>
+    <!-- The header for the nickname for a credit card -->
+    <string name="credit_cards_card_nickname">Kromnomo por kreditkarto</string>
+    <!-- The text for the "Delete card" menu item for deleting a credit card -->
+    <string name="credit_cards_menu_delete_card">Forigi kreditkarton</string>
+    <!-- The text for the "Delete card" button for deleting a credit card -->
+    <string name="credit_cards_delete_card_button">Forigi kreditkarton</string>
+    <!-- The title for the "Save" menu item for saving a credit card -->
+    <string name="credit_cards_menu_save">Konservi</string>
+    <!-- The text for the "Save" button for saving a credit card -->
+    <string name="credit_cards_save_button">Konservi</string>
+    <!-- The text for the "Cancel" button for cancelling adding or updating a credit card -->
+    <string name="credit_cards_cancel_button">Nuligi</string>
+    <!-- Title of the "Saved cards" screen -->
+    <string name="credit_cards_saved_cards">Konservitaj kreditkartoj</string>
+
     <!-- Title of the Add search engine screen -->
     <string name="search_engine_add_custom_search_engine_title">Aldoni serĉilon</string>
     <!-- Title of the Edit search engine screen -->
@@ -1713,6 +1755,9 @@
 	<!-- Dialog button text for canceling the rename top site prompt. -->
 	<string name="top_sites_rename_dialog_cancel">Nuligi</string>
 
+    <!-- Default browser experiment -->
+    <string name="default_browser_experiment_card_text">Aŭtomate malfermi ligilon en retejoj, retpoŝtoj kaj mesaĝoj per Firefox.</string>
+
     <!-- Content description for close button in collection placeholder. -->
     <string name="remove_home_collection_placeholder_content_description">Forigi</string>
 
diff --git a/app/src/main/res/values-es-rAR/strings.xml b/app/src/main/res/values-es-rAR/strings.xml
index 83c27e256..9729b1e65 100644
--- a/app/src/main/res/values-es-rAR/strings.xml
+++ b/app/src/main/res/values-es-rAR/strings.xml
@@ -18,10 +18,10 @@
     <string name="no_open_tabs_description">Tus pestañas abiertas se mostrarán aquí.</string>
 
     <!-- No Private Tabs Message Description -->
-    <string name="no_private_tabs_description">Sus pestañas privadas se van a mostrar aquí.</string>
+    <string name="no_private_tabs_description">Tus pestañas privadas se mostrarán aquí.</string>
 
     <!-- Message announced to the user when tab tray is selected with 1 tab -->
-    <string name="open_tab_tray_single">1 abrir pestaña. Tocá para cambiar de pestaña.</string>
+    <string name="open_tab_tray_single">1 pestaña abierta. Tocá para cambiar de pestaña.</string>
     <!-- Message announced to the user when tab tray is selected with 0 or 2+ tabs -->
     <string name="open_tab_tray_plural">%1$s pestañas abiertas. Tocá para cambiar de pestaña.</string>
 
@@ -42,9 +42,9 @@
     <!-- Content description when tab is unselected while in multiselect mode in tab tray. The first parameter is the title of the tab unselected -->
     <string name="tab_tray_item_unselected_multiselect_content_description">Se eliminó la selección %1$s</string>
     <!-- Content description announcement when exiting multiselect mode in tab tray -->
-    <string name="tab_tray_exit_multiselect_content_description">Salió del modo de selección múltiple</string>
+    <string name="tab_tray_exit_multiselect_content_description">Saliste del modo de selección múltiple</string>
     <!-- Content description announcement when entering multiselect mode in tab tray -->
-    <string name="tab_tray_enter_multiselect_content_description">Ingresó al modo de selección múltiple, seleccione pestañas para guardar en una colección</string>
+    <string name="tab_tray_enter_multiselect_content_description">Ingresaste al modo de selección múltiple, seleccioná pestañas para guardar en una colección</string>
     <!-- Content description on checkmark while tab is selected in multiselect mode in tab tray -->
     <string name="tab_tray_multiselect_selected_content_description">Seleccionadas</string>
 
@@ -164,7 +164,7 @@
     <string name="browser_menu_open_in_fenix">Abrir en %1$s</string>
     <!-- Browser menu text shown in custom tabs to indicate this is a Fenix tab
         The first parameter is the name of the app defined in app_name (for example: Fenix) -->
-    <string name="browser_menu_powered_by">PATROCINADO POR %1$s</string>
+    <string name="browser_menu_powered_by">DESARROLLADO POR %1$s</string>
 
     <!-- Browser menu text shown in custom tabs to indicate this is a Fenix tab
         The first parameter is the name of the app defined in app_name (for example: Fenix) -->
@@ -628,7 +628,7 @@
     <!-- Text for the new tab button to indicate syncing command on the synced tabs page -->
     <string name="tab_drawer_fab_sync">Sincronizar</string>
     <!-- Text shown as the title of the open tab tray -->
-    <string name="tab_tray_title">Abrir pestañas</string>
+    <string name="tab_tray_title">Pestañas abiertas</string>
     <!-- Text shown in the menu for saving tabs to a collection -->
     <string name="tab_tray_menu_item_save">Guardar en colección</string>
     <!-- Text shown in the menu for the collection selector -->
diff --git a/app/src/main/res/values-es-rMX/strings.xml b/app/src/main/res/values-es-rMX/strings.xml
index 8e7d02b7e..e11a2a383 100644
--- a/app/src/main/res/values-es-rMX/strings.xml
+++ b/app/src/main/res/values-es-rMX/strings.xml
@@ -19,10 +19,6 @@
     <!-- No Private Tabs Message Description -->
     <string name="no_private_tabs_description">Tus pestañas privadas aparecerán aquí.</string>
 
-    <!-- Default title for pinned Baidu top site that links to Baidu home page  -->
-    <string name="default_top_site_baidu">Baidu</string>
-    <!-- Default title for pinned JD top site that links to JD home page  -->
-    <string name="default_top_site_jd">JD</string>
     <!-- Message announced to the user when tab tray is selected with 1 tab -->
     <string name="open_tab_tray_single">1 pestaña abierta. Tocar para cambiar de pestaña.</string>
     <!-- Message announced to the user when tab tray is selected with 0 or 2+ tabs -->
@@ -127,6 +123,8 @@
     <string name="browser_menu_edit_bookmark">Editar marcador</string>
     <!-- Browser menu button that opens the addon manager -->
     <string name="browser_menu_add_ons">Complementos</string>
+    <!-- Browser menu button that opens the addon extensions manager -->
+    <string name="browser_menu_extensions">Extensiones</string>
     <!-- Text displayed when there are no add-ons to be shown -->
     <string name="no_add_ons">No hay complementos aquí</string>
     <!-- Browser menu button that sends a user to help articles -->
@@ -875,15 +873,15 @@
     <string name="tracking_protection_on">Activada</string>
     <!-- Summary of tracking protection preference if tracking protection is set to off -->
     <string name="tracking_protection_off">Desactivada</string>
-    <!-- Label that indicates that all video and audio autoplay is allowed -->
+    <!-- Label for global setting that indicates that all video and audio autoplay is allowed -->
     <string name="preference_option_autoplay_allowed2">Permitir audio y video</string>
     <!-- Label that indicates that video and audio autoplay is only allowed over Wi-Fi -->
     <string name="preference_option_autoplay_allowed_wifi_only2">Bloquear audio y video solo con datos móviles</string>
     <!-- Subtext that explains 'autoplay on Wi-Fi only' option -->
     <string name="preference_option_autoplay_allowed_wifi_subtext">El audio y el video se reproducirán con Wi-Fi</string>
-    <!-- Label that indicates that video autoplay is allowed, but audio autoplay is blocked -->
+    <!-- Label for global setting that indicates that video autoplay is allowed, but audio autoplay is blocked -->
     <string name="preference_option_autoplay_block_audio2">Bloquear solo audio</string>
-    <!-- Label that indicates that all video and audio autoplay is blocked -->
+    <!-- Label for global setting that indicates that all video and audio autoplay is blocked -->
     <string name="preference_option_autoplay_blocked3">Bloquear audio y video</string>
     <!-- Summary of delete browsing data on quit preference if it is set to on -->
     <string name="delete_browsing_data_quit_on">Activado</string>
@@ -1081,6 +1079,8 @@
     <string name="preferences_delete_browsing_data_cached_files_subtitle">Libera espacio de almacenamiento</string>
     <!-- Title for the site permissions item in Delete browsing data -->
     <string name="preferences_delete_browsing_data_site_permissions">Permisos del sitio</string>
+    <!-- Title for the downloads item in Delete browsing data -->
+    <string name="preferences_delete_browsing_data_downloads">Descargas</string>
     <!-- Text for the button to delete browsing data -->
     <string name="preferences_delete_browsing_data_button">Eliminar datos de navegación</string>
     <!-- Title for the Delete browsing data on quit preference -->
@@ -1140,9 +1140,6 @@
     <string name="onboarding_header">¡Te damos la bienvenida a %s!</string>
     <!-- text for the Firefox Accounts section header -->
     <string name="onboarding_fxa_section_header">¿Ya tienes una cuenta?</string>
-    <!-- text for the Firefox Preview feature section header
-    The first parameter is the name of the app (e.g. Firefox Preview) -->
-    <string name="onboarding_feature_section_header">Descubre %s</string>
     <!-- text for the "What's New" onboarding card header -->
     <string name="onboarding_whats_new_header1">Ver las novedades</string>
     <!-- text for the "what's new" onboarding card description
@@ -1150,10 +1147,6 @@
     <string name="onboarding_whats_new_description">¿Tienes preguntas sobre el rediseño de %s? ¿Quieres saber qué ha cambiado?</string>
     <!-- text for underlined clickable link that is part of "what's new" onboarding card description that links to an FAQ -->
     <string name="onboarding_whats_new_description_linktext">Obtén respuestas aquí</string>
-    <!-- text for the Firefox account onboarding sign in card header -->
-    <string name="onboarding_account_sign_in_header">Empieza a sincronizar marcadores, contraseñas y más con tu cuenta de Firefox.</string>
-    <!-- Text for the button to learn more about signing in to your Firefox account -->
-    <string name="onboarding_manual_sign_in_learn_more">Saber más</string>
     <!-- text for the firefox account onboarding card header when we detect you're already signed in to
         another Firefox browser. (The word `Firefox` should not be translated)
         The first parameter is the email of the detected user's account -->
@@ -1162,36 +1155,19 @@
     <string name="onboarding_firefox_account_auto_signin_confirm">Sí, iniciar sesión</string>
     <!-- text for the automatic sign-in button while signing in is in process -->
     <string name="onboarding_firefox_account_signing_in">Iniciando sesión…</string>
-    <!-- text for the button to manually sign into Firefox account. The word "Firefox" should not be translated -->
-    <string name="onboarding_firefox_account_sign_in">Iniciar sesión en Firefox</string>
     <!-- text for the button to stay signed out when presented with an option to automatically sign-in. -->
     <string name="onboarding_firefox_account_stay_signed_out">Mantenerme desconectado</string>
     <!-- text to display in the snackbar once account is signed-in -->
     <string name="onboarding_firefox_account_sync_is_on">Sync está activado</string>
     <!-- text to display in the snackbar if automatic sign-in fails. user may try again -->
     <string name="onboarding_firefox_account_automatic_signin_failed">Error al iniciar sesión</string>
-    <!-- text for the tracking protection onboarding card header -->
-    <string name="onboarding_tracking_protection_header_2">Privacidad automática</string>
-    <!-- text for the tracking protection card description
-    The first parameter is the name of the app (e.g. Firefox Preview) -->
-    <string name="onboarding_tracking_protection_description_2">La configuración de privacidad y seguridad bloquea los rastreadores, el malware y las compañías que te siguen.</string>
     <!-- text for tracking protection radio button option for standard level of blocking -->
     <string name="onboarding_tracking_protection_standard_button_2">Estándar (predeterminado)</string>
-    <!-- text for standard blocking option button description -->
-    <string name="onboarding_tracking_protection_standard_button_description_2">Bloquea menos rastreadores. Las páginas se cargarán normalmente.</string>
     <!-- text for tracking protection radio button option for strict level of blocking -->
     <string name="onboarding_tracking_protection_strict_button">Estricta (recomendada)</string>
 
     <!-- text for tracking protection radio button option for strict level of blocking -->
     <string name="onboarding_tracking_protection_strict_option">Estricto</string>
-    <!-- text for strict blocking option button description -->
-    <string name="onboarding_tracking_protection_strict_button_description_2">Bloquear más rastreadores, publicidad y ventanas emergentes. Las páginas cargan más rápido, pero pueden tener problemas de funcionalidad.</string>
-    <!-- text for the toolbar position card header
-        In English this is an idiom for "choose a side as in an argument or fight"
-        but it is ok to make this more literally about "choosing a position in a physical space -->
-    <string name="onboarding_toolbar_position_header">Toma una posición</string>
-    <!-- text for the toolbar position card description -->
-    <string name="onboarding_toolbar_position_description">Prueba la navegación con una sola mano con la barra de herramientas inferior o muévela a la parte superior.</string>
     <!-- text for the private browsing onboarding card header -->
     <string name="onboarding_private_browsing_header">Navegar de forma privada</string>
     <!-- text for the private browsing onboarding card description
@@ -1205,9 +1181,8 @@
     <!-- text for the privacy notice onboarding card header -->
     <string name="onboarding_privacy_notice_header">Tu privacidad</string>
     <!-- text for the privacy notice onboarding card description
-    The first parameter is the name of the app (e.g. Firefox Preview) -->
-    <string name="onboarding_privacy_notice_description">Hemos diseñado %s para darte control sobre lo que compartes
-        en línea y lo que compartes con nosotros.</string>
+    The first parameter is the name of the app (e.g. Firefox Preview) Substitute %s for long browser name. -->
+    <string name="onboarding_privacy_notice_description2">Hemos diseñado %s para darte el control sobre lo que compartes en línea y lo que compartes con nosotros.</string>
     <!-- Text for the button to read the privacy notice -->
     <string name="onboarding_privacy_notice_read_button">Leer nuestro aviso de privacidad</string>
     <!-- Content description (not visible, for screen readers etc.): Close onboarding screen -->
@@ -1219,8 +1194,6 @@
     <!-- Onboarding theme -->
     <!-- text for the theme picker onboarding card header -->
     <string name="onboarding_theme_picker_header">Elige tu tema</string>
-    <!-- text for the theme picker onboarding card description -->
-    <string name="onboarding_theme_picker_description1">Ahorra un poco de batería y descansa la vista activando el modo oscuro.</string>
     <!-- Automatic theme setting (will follow device setting) -->
     <string name="onboarding_theme_automatic_title">Automático</string>
     <!-- Summary of automatic theme setting (will follow device setting) -->
@@ -1274,14 +1247,10 @@
     <string name="preference_enhanced_tracking_protection_explanation_learn_more">Saber más</string>
     <!-- Preference for enhanced tracking protection for the standard protection settings -->
     <string name="preference_enhanced_tracking_protection_standard_default_1">Estándar (predeterminado)</string>
-    <!-- Preference description for enhanced tracking protection for the standard protection settings -->
-    <string name="preference_enhanced_tracking_protection_standard_description_3">Bloquea menos rastreadores. Las páginas se cargarán normalmente.</string>
     <!--  Accessibility text for the Standard protection information icon  -->
     <string name="preference_enhanced_tracking_protection_standard_info_button">Qué es lo que está bloqueado por la protección estándar contra el rastreo</string>
     <!-- Preference for enhanced tracking protection for the strict protection settings -->
     <string name="preference_enhanced_tracking_protection_strict">Estricto</string>
-    <!-- Preference description for enhanced tracking protection for the strict protection settings -->
-    <string name="preference_enhanced_tracking_protection_strict_description_2">Bloquear más rastreadores, publicidad y ventanas emergentes. Las páginas cargan más rápido, pero pueden tener problemas de funcionalidad.</string>
     <!--  Accessibility text for the Strict protection information icon  -->
     <string name="preference_enhanced_tracking_protection_strict_info_button">Qué es lo que está bloqueado por la protección estricta contra el rastreo</string>
     <!-- Preference for enhanced tracking protection for the custom protection settings -->
diff --git a/app/src/main/res/values-gn/strings.xml b/app/src/main/res/values-gn/strings.xml
index e4471d19e..3c5612e01 100644
--- a/app/src/main/res/values-gn/strings.xml
+++ b/app/src/main/res/values-gn/strings.xml
@@ -634,6 +634,8 @@
     <string name="tab_tray_menu_item_share">Emoherakuã opaite tendayke</string>
     <!-- Text shown in the menu to view recently closed tabs -->
     <string name="tab_tray_menu_recently_closed">Tendayke oñemboty ramóva</string>
+    <!-- Text shown in the menu to view account settings -->
+    <string name="tab_tray_menu_account_settings">Mba’ete ñemboheko</string>
     <!-- Text shown in the menu to view tab settings -->
     <string name="tab_tray_menu_tab_settings">Tendayke ñemboheko</string>
     <!-- Text shown in the menu for closing all tabs -->
@@ -997,8 +999,6 @@
     <string name="share_link_all_apps_subheader">Opaite tembiaporã</string>
     <!-- Sub-header in the dialog to share a link to an app from the most-recent sorted list -->
     <string name="share_link_recent_apps_subheader">Ojepururamovéva</string>
-    <!-- An string shown when an account is signed in where %1$s is a placeholder for the email-->
-    <string name="sync_signed_as">Eike %1$s-ramo</string>
     <!-- An option from the three dot menu to into sync -->
     <string name="sync_menu_sign_in">Eike embojuehe hag̃ua</string>
     <!-- An option from the share dialog to sign into sync -->
@@ -1592,6 +1592,8 @@
     <string name="preferences_credit_cards_manage_saved_cards">Eñangareko kuatia’atã ñongatupyrére</string>
     <!-- Title of the "Add card" screen -->
     <string name="credit_cards_add_card">Embojuaju kuatia’atã</string>
+    <!-- Title of the "Edit card" screen -->
+    <string name="credit_cards_edit_card">Embosako’i kuatia’atã</string>
     <!-- The header for the card number of a credit card -->
     <string name="credit_cards_card_number">Kuatia’atã papy</string>
     <!-- The header for the expiration date of a credit card -->
@@ -1600,6 +1602,8 @@
     <string name="credit_cards_name_on_card">Kuatia’atã réra</string>
     <!-- The header for the nickname for a credit card -->
     <string name="credit_cards_card_nickname">Kuatia’atã je’erã</string>
+    <!-- The text for the "Delete card" menu item for deleting a credit card -->
+    <string name="credit_cards_menu_delete_card">Emboguete kuatia’atã</string>
     <!-- The text for the "Delete card" button for deleting a credit card -->
     <string name="credit_cards_delete_card_button">Emboguete kuatia’atã</string>
     <!-- The title for the "Save" menu item for saving a credit card -->
diff --git a/app/src/main/res/values-hi-rIN/strings.xml b/app/src/main/res/values-hi-rIN/strings.xml
index f14d093bc..b2966adbe 100644
--- a/app/src/main/res/values-hi-rIN/strings.xml
+++ b/app/src/main/res/values-hi-rIN/strings.xml
@@ -528,6 +528,13 @@
     <!-- Option for auto closing tabs that will auto close tabs after one month -->
     <string name="close_tabs_after_one_month">एक महीने बाद</string>
 
+    <!-- Summary for tabs preference when auto closing tabs setting is set to auto close tabs after one day-->
+    <string name="close_tabs_after_one_day_summary">एक दिन के बाद बंद करें</string>
+    <!-- Summary for tabs preference when auto closing tabs setting is set to auto close tabs after one week-->
+    <string name="close_tabs_after_one_week_summary">एक हफ्ते के बाद बंद करें</string>
+    <!-- Summary for tabs preference when auto closing tabs setting is set to auto close tabs after one month-->
+    <string name="close_tabs_after_one_month_summary">एक महीने के बाद बंद करें</string>
+
     <!-- Sessions -->
     <!-- Title for the list of tabs -->
     <string name="tab_header_label">खुले टैब</string>
@@ -549,6 +556,8 @@
     <string name="tab_tray_menu_item_share">सभी टैब साझा करें</string>
     <!-- Text shown in the menu to view recently closed tabs -->
     <string name="tab_tray_menu_recently_closed">हाल ही में बंद किए गए टैब</string>
+    <!-- Text shown in the menu to view account settings -->
+    <string name="tab_tray_menu_account_settings">खाता सेटिंग</string>
     <!-- Text shown in the menu to view tab settings -->
     <string name="tab_tray_menu_tab_settings">टैब सेटिंग</string>
     <!-- Text shown in the menu for closing all tabs -->
@@ -563,8 +572,12 @@
     <string name="tab_tray_multiselect_menu_item_bookmark">बुकमार्क</string>
     <!-- Text shown in the multiselect menu for closing selected tabs. -->
     <string name="tab_tray_multiselect_menu_item_close">बंद करें</string>
+    <!-- Content description for tabs tray multiselect share button -->
+    <string name="tab_tray_multiselect_share_content_description">चयनित टैब साझा करें</string>
     <!-- Content description (not visible, for screen readers etc.): Removes tab from collection button. Removes the selected tab from collection when pressed -->
     <string name="remove_tab_from_collection">संग्रहण से टैब हटायें</string>
+    <!-- Text for button to enter multiselect mode in tabs tray -->
+    <string name="tabs_tray_select_tabs">टैब चुनें</string>
     <!-- Content description (not visible, for screen readers etc.): Close tab button. Closes the current session when pressed -->
     <string name="close_tab">टैब बंद करें</string>
 
@@ -636,6 +649,8 @@
     <!-- Text for the button to clear selected history items. The first parameter
         is a digit showing the number of items you have selected -->
     <string name="history_delete_some">%1$d चीज़ों को मिटाएं</string>
+    <!-- Text for the header that groups the history for today -->
+    <string name="history_today">आज</string>
     <!-- Text for the header that groups the history for last 24 hours -->
     <string name="history_24_hours">पिछले 24 घंटे</string>
     <!-- Text for the header that groups the history the past 7 days -->
@@ -862,6 +877,8 @@
     <string name="share_link_all_apps_subheader">सभी क्रियाएं</string>
     <!-- Sub-header in the dialog to share a link to an app from the most-recent sorted list -->
     <string name="share_link_recent_apps_subheader">हाल ही में उपयोग किया गया</string>
+    <!-- An option from the three dot menu to into sync -->
+    <string name="sync_menu_sign_in">सिंक करने के लिए साइन इन करें</string>
     <!-- An option from the share dialog to sign into sync -->
     <string name="sync_sign_in">सिंक करने के लिए साइन इन करें</string>
     <!-- An option from the share dialog to send link to all other sync devices -->
@@ -1064,6 +1081,8 @@
     <string name="onboarding_firefox_account_auto_signin_confirm">हां, मुझे साइन इन करें</string>
     <!-- text for the automatic sign-in button while signing in is in process -->
     <string name="onboarding_firefox_account_signing_in">साइन इन हो रहा है…</string>
+    <!-- text for the button to manually sign into Firefox account. -->
+    <string name="onboarding_firefox_account_sign_in_1">साइन अप</string>
     <!-- text for the button to stay signed out when presented with an option to automatically sign-in. -->
     <string name="onboarding_firefox_account_stay_signed_out">साइन आउट रहें</string>
     <!-- text to display in the snackbar once account is signed-in -->
@@ -1389,6 +1408,32 @@
     <!-- Content description (not visible, for screen readers etc.): Sort saved logins dropdown menu chevron icon -->
     <string name="saved_logins_menu_dropdown_chevron_icon_content_description">लॉगिन मेन्यू को क्रमबद्ध करें</string>
 
+    <!-- Credit Cards Autofill -->
+    <!-- Preference and title for managing the settings for credit cards -->
+    <string name="preferences_credit_cards">क्रेडिट कार्ड</string>
+    <!-- Preference option for adding a credit card -->
+    <string name="preferences_credit_cards_add_credit_card">क्रेडिट कार्ड जोड़ें</string>
+    <!-- Title of the "Add card" screen -->
+    <string name="credit_cards_add_card">कार्ड जोड़ें</string>
+    <!-- Title of the "Edit card" screen -->
+    <string name="credit_cards_edit_card">कार्ड संपादित करें</string>
+    <!-- The header for the card number of a credit card -->
+    <string name="credit_cards_card_number">कार्ड नंबर</string>
+    <!-- The header for the name on the credit card -->
+    <string name="credit_cards_name_on_card">कार्ड पर नाम</string>
+    <!-- The text for the "Delete card" menu item for deleting a credit card -->
+    <string name="credit_cards_menu_delete_card">कार्ड हटाएं</string>
+    <!-- The text for the "Delete card" button for deleting a credit card -->
+    <string name="credit_cards_delete_card_button">कार्ड हटाएं</string>
+    <!-- The title for the "Save" menu item for saving a credit card -->
+    <string name="credit_cards_menu_save">सहेजें</string>
+    <!-- The text for the "Save" button for saving a credit card -->
+    <string name="credit_cards_save_button">सहेजें</string>
+    <!-- The text for the "Cancel" button for cancelling adding or updating a credit card -->
+    <string name="credit_cards_cancel_button">रद्द करें</string>
+    <!-- Title of the "Saved cards" screen -->
+    <string name="credit_cards_saved_cards">सहेजे गए कार्ड</string>
+
     <!-- Title of the Add search engine screen -->
     <string name="search_engine_add_custom_search_engine_title">खोज ईंजन जोड़ें</string>
 
diff --git a/app/src/main/res/values-hy-rAM/strings.xml b/app/src/main/res/values-hy-rAM/strings.xml
index 5aabec684..a8a719dcc 100644
--- a/app/src/main/res/values-hy-rAM/strings.xml
+++ b/app/src/main/res/values-hy-rAM/strings.xml
@@ -603,12 +603,16 @@
     <string name="tabs_header_private_title">Գաղտնի աշխատաշրջան</string>
     <!-- Title for the list of tabs in the current private session -->
     <string name="tabs_header_private_tabs_title">Գաղտնի ներդիրներ</string>
+    <!-- Title for the list of tabs in the synced tabs -->
+    <string name="tabs_header_synced_tabs_title">Համաժամեցված ներդիրներ</string>
     <!-- Content description (not visible, for screen readers etc.): Add tab button. Adds a news tab when pressed -->
     <string name="add_tab">Ավելացնել ներդիր</string>
     <!-- Content description (not visible, for screen readers etc.): Add tab button. Adds a news tab when pressed -->
     <string name="add_private_tab">Հավելել մասնավոր ներդիր</string>
     <!-- Text for the new tab button to indicate adding a new private tab in the tab -->
     <string name="tab_drawer_fab_content">Մասնավոր</string>
+    <!-- Text for the new tab button to indicate syncing command on the synced tabs page -->
+    <string name="tab_drawer_fab_sync">Համաժամեցում</string>
     <!-- Text shown as the title of the open tab tray -->
     <string name="tab_tray_title">Բացել ներդիրները</string>
     <!-- Text shown in the menu for saving tabs to a collection -->
@@ -619,6 +623,8 @@
     <string name="tab_tray_menu_item_share">Համօգտագործել ներդիրները</string>
     <!-- Text shown in the menu to view recently closed tabs -->
     <string name="tab_tray_menu_recently_closed">Վերջերս փակված ներդիրներ</string>
+    <!-- Text shown in the menu to view account settings -->
+    <string name="tab_tray_menu_account_settings">Հաշվի կարգավորումներ</string>
     <!-- Text shown in the menu to view tab settings -->
     <string name="tab_tray_menu_tab_settings">Ներդիրի կարգավորումներ</string>
     <!-- Text shown in the menu for closing all tabs -->
@@ -975,6 +981,8 @@
     <string name="share_link_all_apps_subheader">Բոլոր գործողությունները</string>
     <!-- Sub-header in the dialog to share a link to an app from the most-recent sorted list -->
     <string name="share_link_recent_apps_subheader">Վերջերս փակված</string>
+    <!-- An option from the three dot menu to into sync -->
+    <string name="sync_menu_sign_in">Մուտք գործեք՝ համաժամեցնելու համար</string>
     <!-- An option from the share dialog to sign into sync -->
     <string name="sync_sign_in">Մուտք գործել Համաժամեցում</string>
     <!-- An option from the share dialog to send link to all other sync devices -->
@@ -1550,8 +1558,12 @@
     <string name="preferences_credit_cards_sync_cards_across_devices">Համաժամեցնել քարտերը սարքերի միջև</string>
     <!-- Preference option for adding a credit card -->
     <string name="preferences_credit_cards_add_credit_card">Ավելացնել բանկային քարտ</string>
+    <!-- Preference option for managing saved credit cards -->
+    <string name="preferences_credit_cards_manage_saved_cards">Կառավարել պահված քարտերը</string>
     <!-- Title of the "Add card" screen -->
     <string name="credit_cards_add_card">Ավելացնել քարտ</string>
+    <!-- Title of the "Edit card" screen -->
+    <string name="credit_cards_edit_card">Խմբագրել քարտը</string>
     <!-- The header for the card number of a credit card -->
     <string name="credit_cards_card_number">Քարտի համարը</string>
     <!-- The header for the expiration date of a credit card -->
@@ -1560,6 +1572,8 @@
     <string name="credit_cards_name_on_card">Քարտի վրա ձեր անունը</string>
     <!-- The header for the nickname for a credit card -->
     <string name="credit_cards_card_nickname">Քարտի անունը</string>
+    <!-- The text for the "Delete card" menu item for deleting a credit card -->
+    <string name="credit_cards_menu_delete_card">Ջնջել քարտը</string>
     <!-- The text for the "Delete card" button for deleting a credit card -->
     <string name="credit_cards_delete_card_button">Ջնջել քարտը</string>
     <!-- The title for the "Save" menu item for saving a credit card -->
@@ -1569,6 +1583,9 @@
     <!-- The text for the "Cancel" button for cancelling adding or updating a credit card -->
     <string name="credit_cards_cancel_button">Չեղարկել</string>
 
+    <!-- Title of the "Saved cards" screen -->
+    <string name="credit_cards_saved_cards">Պահպանված քարտեր</string>
+
     <!-- Title of the Add search engine screen -->
     <string name="search_engine_add_custom_search_engine_title">Ավելացնել որոնիչ</string>
     <!-- Title of the Edit search engine screen -->
@@ -1728,6 +1745,9 @@
 	<!-- Dialog button text for canceling the rename top site prompt. -->
 	<string name="top_sites_rename_dialog_cancel">Չեղարկել</string>
 
+    <!-- Default browser experiment -->
+    <string name="default_browser_experiment_card_text">Կայեք հղումներ կայքերից, էլ. նամակներից և հաղորդագրություններից, որոնք ինքնաբար կերպով կբացվեն Firefox-ում:</string>
+
     <!-- Content description for close button in collection placeholder. -->
     <string name="remove_home_collection_placeholder_content_description">Հեռացնել</string>
 
diff --git a/app/src/main/res/values-ja/strings.xml b/app/src/main/res/values-ja/strings.xml
index fa2a9f24a..ee55d7840 100644
--- a/app/src/main/res/values-ja/strings.xml
+++ b/app/src/main/res/values-ja/strings.xml
@@ -613,12 +613,16 @@
     <string name="tabs_header_private_title">プライベートセッション</string>
     <!-- Title for the list of tabs in the current private session -->
     <string name="tabs_header_private_tabs_title">プライベートタブ</string>
+    <!-- Title for the list of tabs in the synced tabs -->
+    <string name="tabs_header_synced_tabs_title">同期したタブ</string>
     <!-- Content description (not visible, for screen readers etc.): Add tab button. Adds a news tab when pressed -->
     <string name="add_tab">タブを追加</string>
     <!-- Content description (not visible, for screen readers etc.): Add tab button. Adds a news tab when pressed -->
     <string name="add_private_tab">プライベートタブを追加</string>
     <!-- Text for the new tab button to indicate adding a new private tab in the tab -->
     <string name="tab_drawer_fab_content">プライベート</string>
+    <!-- Text for the new tab button to indicate syncing command on the synced tabs page -->
+    <string name="tab_drawer_fab_sync">同期</string>
     <!-- Text shown as the title of the open tab tray -->
     <string name="tab_tray_title">開いているタブ</string>
     <!-- Text shown in the menu for saving tabs to a collection -->
@@ -629,6 +633,8 @@
     <string name="tab_tray_menu_item_share">すべてのタブを共有</string>
     <!-- Text shown in the menu to view recently closed tabs -->
     <string name="tab_tray_menu_recently_closed">最近閉じたタブ</string>
+    <!-- Text shown in the menu to view account settings -->
+    <string name="tab_tray_menu_account_settings">アカウント設定</string>
     <!-- Text shown in the menu to view tab settings -->
     <string name="tab_tray_menu_tab_settings">タブ設定</string>
     <!-- Text shown in the menu for closing all tabs -->
@@ -991,8 +997,6 @@
     <string name="share_link_all_apps_subheader">すべての操作</string>
     <!-- Sub-header in the dialog to share a link to an app from the most-recent sorted list -->
     <string name="share_link_recent_apps_subheader">最近使用</string>
-    <!-- An string shown when an account is signed in where %1$s is a placeholder for the email-->
-    <string name="sync_signed_as">%1$s としてログイン</string>
     <!-- An option from the three dot menu to into sync -->
     <string name="sync_menu_sign_in">ログインして同期</string>
     <!-- An option from the share dialog to sign into sync -->
@@ -1573,9 +1577,13 @@
     <string name="preferences_credit_cards_sync_cards_across_devices">端末間でカード情報を同期する</string>
     <!-- Preference option for adding a credit card -->
     <string name="preferences_credit_cards_add_credit_card">クレジットカードを追加</string>
+    <!-- Preference option for managing saved credit cards -->
+    <string name="preferences_credit_cards_manage_saved_cards">保存したカードを管理</string>
     <!-- Title of the "Add card" screen -->
     <string name="credit_cards_add_card">カードの追加</string>
 
+    <!-- Title of the "Edit card" screen -->
+    <string name="credit_cards_edit_card">カードの編集</string>
     <!-- The header for the card number of a credit card -->
     <string name="credit_cards_card_number">カード番号</string>
     <!-- The header for the expiration date of a credit card -->
@@ -1584,6 +1592,8 @@
     <string name="credit_cards_name_on_card">カード名義</string>
     <!-- The header for the nickname for a credit card -->
     <string name="credit_cards_card_nickname">カードのニックネーム</string>
+    <!-- The text for the "Delete card" menu item for deleting a credit card -->
+    <string name="credit_cards_menu_delete_card">カードを削除</string>
     <!-- The text for the "Delete card" button for deleting a credit card -->
     <string name="credit_cards_delete_card_button">カードを削除</string>
     <!-- The title for the "Save" menu item for saving a credit card -->
@@ -1593,6 +1603,9 @@
     <!-- The text for the "Cancel" button for cancelling adding or updating a credit card -->
     <string name="credit_cards_cancel_button">キャンセル</string>
 
+    <!-- Title of the "Saved cards" screen -->
+    <string name="credit_cards_saved_cards">保存したカード</string>
+
     <!-- Title of the Add search engine screen -->
     <string name="search_engine_add_custom_search_engine_title">検索エンジンの追加</string>
     <!-- Title of the Edit search engine screen -->
@@ -1753,6 +1766,9 @@
 	<!-- Dialog button text for canceling the rename top site prompt. -->
 	<string name="top_sites_rename_dialog_cancel">キャンセル</string>
 
+    <!-- Default browser experiment -->
+    <string name="default_browser_experiment_card_text">ウェブサイトやメール、メッセージのリンクを自動的に Firefox で開きます。</string>
+
     <!-- Content description for close button in collection placeholder. -->
     <string name="remove_home_collection_placeholder_content_description">削除</string>
 
diff --git a/app/src/main/res/values-kmr/strings.xml b/app/src/main/res/values-kmr/strings.xml
index 10e034fd7..5cc849d06 100644
--- a/app/src/main/res/values-kmr/strings.xml
+++ b/app/src/main/res/values-kmr/strings.xml
@@ -19,10 +19,6 @@
     <string name="no_open_tabs_description">Hilpekînên te yên vekirî ew ê li vir bên nîşandan.</string>
     <!-- No Private Tabs Message Description -->
     <string name="no_private_tabs_description">Hilpekînên te yên veşartî ew ê li vir bên nîşandan.</string>
-    <!-- Default title for pinned Baidu top site that links to Baidu home page  -->
-    <string name="default_top_site_baidu">Baidu</string>
-    <!-- Default title for pinned JD top site that links to JD home page  -->
-    <string name="default_top_site_jd">JD</string>
     <!-- Message announced to the user when tab tray is selected with 1 tab -->
     <string name="open_tab_tray_single">1 hilpekîna vekirî. Ji bo hilpekînê biguherînî, bitikîne.</string>
     <!-- Message announced to the user when tab tray is selected with 0 or 2+ tabs -->
@@ -180,6 +176,13 @@
     <string name="browser_menu_open_app_link">Di sepanê de veke</string>
     <!-- Browser menu button to configure reader mode appearance e.g. the used font type and size -->
     <string name="browser_menu_read_appearance">Xuyang</string>
+    <!-- Browser menu button to show reader view appearance controls e.g. the used font type and size -->
+    <string name="browser_menu_customize_reader_view">Moda xwînerê taybet bike</string>
+    <!-- Browser menu label for adding a bookmark -->
+    <string name="browser_menu_add">Lê zêde bike</string>
+    <!-- Browser menu label for editing a bookmark -->
+    <string name="browser_menu_edit">Serast bike</string>
+
     <!-- Error message to show when the user tries to access a scheme not
         handled by the app (Ex: blob, tel etc) -->
     <string name="unknown_scheme_error_message">Nayê girêdan. Şemaya URLyê nayê nasîn.</string>
@@ -218,6 +221,11 @@
     <!-- Search suggestion onboarding hint Learn more link text -->
     <string name="search_suggestions_onboarding_learn_more_link">Zêdetir bizane</string>
 
+    <!-- Search engine suggestion title text. The first parameter is the name of teh suggested engine-->
+    <string name="search_engine_suggestions_title">Bi %s bigere</string>
+    <!-- Search engine suggestion description text -->
+    <string name="search_engine_suggestions_description">Lêgerînê rasterast ji darikê navnîşanan bike</string>
+
     <!-- Search Widget -->
     <!-- Content description for searching with a widget. Firefox is intentionally hardcoded.-->
     <string name="search_widget_content_description">Hilpekîna nû ya Firefoxê veke</string>
@@ -603,12 +611,16 @@
     <string name="tabs_header_private_title">Rûniştina veşartî</string>
     <!-- Title for the list of tabs in the current private session -->
     <string name="tabs_header_private_tabs_title">Hilpekînên veşartî</string>
+    <!-- Title for the list of tabs in the synced tabs -->
+    <string name="tabs_header_synced_tabs_title">Hilpekînên senkronîzekirî</string>
     <!-- Content description (not visible, for screen readers etc.): Add tab button. Adds a news tab when pressed -->
     <string name="add_tab">Hilpekînê tevlî bike</string>
     <!-- Content description (not visible, for screen readers etc.): Add tab button. Adds a news tab when pressed -->
     <string name="add_private_tab">Hilpekîna veşartî tevlî bike</string>
     <!-- Text for the new tab button to indicate adding a new private tab in the tab -->
     <string name="tab_drawer_fab_content">Veşartî</string>
+    <!-- Text for the new tab button to indicate syncing command on the synced tabs page -->
+    <string name="tab_drawer_fab_sync">Senkronîzekirin</string>
     <!-- Text shown as the title of the open tab tray -->
     <string name="tab_tray_title">Hilpekînên vekirî</string>
     <!-- Text shown in the menu for saving tabs to a collection -->
@@ -619,6 +631,8 @@
     <string name="tab_tray_menu_item_share">Hemû hilpekînan parve bike</string>
     <!-- Text shown in the menu to view recently closed tabs -->
     <string name="tab_tray_menu_recently_closed">Hilpekînên herî dawî hatine girtin</string>
+    <!-- Text shown in the menu to view account settings -->
+    <string name="tab_tray_menu_account_settings">Sazkariyên hesabî</string>
     <!-- Text shown in the menu to view tab settings -->
     <string name="tab_tray_menu_tab_settings">Sazkariyên hilpekînê</string>
     <!-- Text shown in the menu for closing all tabs -->
@@ -970,6 +984,8 @@
     <string name="share_link_all_apps_subheader">Hemû çalakî</string>
     <!-- Sub-header in the dialog to share a link to an app from the most-recent sorted list -->
     <string name="share_link_recent_apps_subheader">Bikaranînên herî dawî</string>
+    <!-- An option from the three dot menu to into sync -->
+    <string name="sync_menu_sign_in">Ji bo senkronîzekirinê têkevê</string>
     <!-- An option from the share dialog to sign into sync -->
     <string name="sync_sign_in">Têkeve Sync’ê</string>
     <!-- An option from the share dialog to send link to all other sync devices -->
@@ -1165,9 +1181,6 @@
     <string name="onboarding_header">Tu bi xêr hatî %s’ê!</string>
     <!-- text for the Firefox Accounts section header -->
     <string name="onboarding_fxa_section_header">Jixwe hesabekî te heye?</string>
-    <!-- text for the Firefox Preview feature section header
-    The first parameter is the name of the app (e.g. Firefox Preview) -->
-    <string name="onboarding_feature_section_header">%s’ê nas bike</string>
     <!-- text for the "What's New" onboarding card header -->
     <string name="onboarding_whats_new_header1">Tiştên nû bibîne</string>
     <!-- text for the "what's new" onboarding card description
@@ -1175,10 +1188,10 @@
     <string name="onboarding_whats_new_description">Pirsên te derbarê %s’ê ya nû de hene? Dixwazî bizanî ka çi guheriye?</string>
     <!-- text for underlined clickable link that is part of "what's new" onboarding card description that links to an FAQ -->
     <string name="onboarding_whats_new_description_linktext">Bersiv li vir in</string>
-    <!-- text for the Firefox account onboarding sign in card header -->
-    <string name="onboarding_account_sign_in_header">Bi hesabê xwe yê Firefoxê dest bi senkronîzekirina favoriyan, pêborînan û zêdetirî wan, bike.</string>
+    <!-- text for the Firefox account onboarding sign in card header. The word "Firefox" should not be translated -->
+    <string name="onboarding_account_sign_in_header_1">Firefoxê di navbera amûran de senkronîze bike</string>
     <!-- Text for the button to learn more about signing in to your Firefox account -->
-    <string name="onboarding_manual_sign_in_learn_more">Zêdetir bizane</string>
+    <string name="onboarding_manual_sign_in_description">Favorî, raborî û şîfreyên xwe bîne Firefoxa vê amûrê.</string>
     <!-- text for the firefox account onboarding card header when we detect you're already signed in to
         another Firefox browser. (The word `Firefox` should not be translated)
         The first parameter is the email of the detected user's account -->
@@ -1187,8 +1200,8 @@
     <string name="onboarding_firefox_account_auto_signin_confirm">Erê, têkeve</string>
     <!-- text for the automatic sign-in button while signing in is in process -->
     <string name="onboarding_firefox_account_signing_in">Dikevê…</string>
-    <!-- text for the button to manually sign into Firefox account. The word "Firefox" should not be translated -->
-    <string name="onboarding_firefox_account_sign_in">Têkeve Firefox’ê</string>
+    <!-- text for the button to manually sign into Firefox account. -->
+    <string name="onboarding_firefox_account_sign_in_1">Xwe tomar bike</string>
     <!-- text for the button to stay signed out when presented with an option to automatically sign-in. -->
     <string name="onboarding_firefox_account_stay_signed_out">Têketinê neke</string>
     <!-- text to display in the snackbar once account is signed-in -->
@@ -1196,26 +1209,23 @@
     <!-- text to display in the snackbar if automatic sign-in fails. user may try again -->
     <string name="onboarding_firefox_account_automatic_signin_failed">Têketin bi ser neket</string>
     <!-- text for the tracking protection onboarding card header -->
-    <string name="onboarding_tracking_protection_header_2">Nihêniya otomatîk</string>
-    <!-- text for the tracking protection card description
-    The first parameter is the name of the app (e.g. Firefox Preview) -->
-    <string name="onboarding_tracking_protection_description_2">Sazkariyên nihênî û ewlekariyê şopîneran û sepanên niyetxerab û şirketênku  dixwazin te bişopînin asteng dike.</string>
+    <string name="onboarding_tracking_protection_header_3">Her car -nepen</string>
+    <!-- text for the tracking protection card description. 'Firefox' intentionally hardcoded here -->
+    <string name="onboarding_tracking_protection_description_3">Firefox bixweber rê li şirketan digire ku bi dizî li dora te tevnegerin.</string>
     <!-- text for tracking protection radio button option for standard level of blocking -->
     <string name="onboarding_tracking_protection_standard_button_2">Standard (jixweber)</string>
     <!-- text for standard blocking option button description -->
-    <string name="onboarding_tracking_protection_standard_button_description_2">Hindiktir şopîneran asteng dike. Rûpel ew ê bi awayê normal vebin.</string>
+    <string name="onboarding_tracking_protection_standard_button_description_3">Nepenî û performansa bi aheng. Rûpel bi asayî tên barkirin.</string>
     <!-- text for tracking protection radio button option for strict level of blocking -->
     <string name="onboarding_tracking_protection_strict_button">Tund (tê pêşniyarkirin)</string>
     <!-- text for tracking protection radio button option for strict level of blocking -->
     <string name="onboarding_tracking_protection_strict_option">Tund</string>
     <!-- text for strict blocking option button description -->
-    <string name="onboarding_tracking_protection_strict_button_description_2">Zêdetir şopîneran, reklaman û pencereyên vebûnok asteng dike. Rûpel zûtir vedibin, lê dibe ku hin taybetî nexebitin.</string>
-    <!-- text for the toolbar position card header
-        In English this is an idiom for "choose a side as in an argument or fight"
-        but it is ok to make this more literally about "choosing a position in a physical space -->
-    <string name="onboarding_toolbar_position_header">Aliyê xwe hilbijêre</string>
+    <string name="onboarding_tracking_protection_strict_button_description_3">Ji bo rûpel zûtir bên vekirin zêdetir şopîneran asteng dike lê dibe ku hin fonksiyonên rûpelan xira bibin.</string>
+    <!-- text for the toolbar position card header  -->
+    <string name="onboarding_toolbar_placement_header_1">Ciyê darikê amûran hilbijêre</string>
     <!-- text for the toolbar position card description -->
-    <string name="onboarding_toolbar_position_description">Darikê amûran ê jêrîn bi destekî biceribîne an jî wê bibe jorê tu bi kêfa xwe yî.</string>
+    <string name="onboarding_toolbar_placement_description_1">Darikê amûran dayne ciyekê bi hêsanî bigihîjiyê. Dikarî wê li xwarê bihêlî yan jî bibî jorê.</string>
     <!-- text for the private browsing onboarding card header -->
     <string name="onboarding_private_browsing_header">Bi nihênî bigere</string>
     <!-- text for the private browsing onboarding card description
@@ -1228,7 +1238,7 @@
     <!-- text for the privacy notice onboarding card header -->
     <string name="onboarding_privacy_notice_header">Nihêniya te</string>
     <!-- text for the privacy notice onboarding card description
-    The first parameter is the name of the app (e.g. Firefox Preview) -->
+    The first parameter is the name of the app (e.g. Firefox Preview) Substitute %s for long browser name. -->
     <string name="onboarding_privacy_notice_description2">Me %s ji bo hindê çêkiriye ku derbarê tiştên tu li ser înternetê û tiştên bi me re parve dikî de kontrol di destê te de be.</string>
     <!-- Text for the button to read the privacy notice -->
     <string name="onboarding_privacy_notice_read_button">Agahdariya me ya nihêniyê bixwîne</string>
@@ -1242,7 +1252,7 @@
     <!-- text for the theme picker onboarding card header -->
     <string name="onboarding_theme_picker_header">Rûkara xwe hilbijêre</string>
     <!-- text for the theme picker onboarding card description -->
-    <string name="onboarding_theme_picker_description1">Bi çalakkirina moda tarî him ji bataryayê teserûf bike him jî çavên xwe rehet bike.</string>
+    <string name="onboarding_theme_picker_description_2">Bi moda tarî dikarî ji bataryayê teseruf bikî û çavên xwe vehesînî.</string>
     <!-- Automatic theme setting (will follow device setting) -->
     <string name="onboarding_theme_automatic_title">Otomatîk</string>
     <!-- Summary of automatic theme setting (will follow device setting) -->
@@ -1298,13 +1308,13 @@
     <!-- Preference for enhanced tracking protection for the standard protection settings -->
     <string name="preference_enhanced_tracking_protection_standard_default_1">Standard (heyî)</string>
     <!-- Preference description for enhanced tracking protection for the standard protection settings -->
-    <string name="preference_enhanced_tracking_protection_standard_description_3">Hindiktir şopîneran asteng dike. Rûpel ew ê bi awayê normal vebin.</string>
+    <string name="preference_enhanced_tracking_protection_standard_description_4">Hevsengiya ji bo nepenî û performansê. Rûpel asayî tên barkirin.</string>
     <!--  Accessibility text for the Standard protection information icon  -->
     <string name="preference_enhanced_tracking_protection_standard_info_button">Bi parastina ji şopandinê ya standard çi tên astengkirin?</string>
     <!-- Preference for enhanced tracking protection for the strict protection settings -->
     <string name="preference_enhanced_tracking_protection_strict">Tund</string>
     <!-- Preference description for enhanced tracking protection for the strict protection settings -->
-    <string name="preference_enhanced_tracking_protection_strict_description_2">Zêdetir şopîneran, reklaman û pencereyên vebûnok asteng dike. Rûpel zûtir vedibin, lê dibe ku hin taybetî nexebitin.</string>
+    <string name="preference_enhanced_tracking_protection_strict_description_3">Ji bo rûpel zûtir bên vekirin zêdetir şopîneran asteng dike lê dibe ku hin fonksiyonên rûpelan xira bibin.</string>
     <!--  Accessibility text for the Strict protection information icon  -->
     <string name="preference_enhanced_tracking_protection_strict_info_button">Bi parastina ji şopandinê ya tund çi tên astengkirin?</string>
     <!-- Preference for enhanced tracking protection for the custom protection settings -->
@@ -1353,6 +1363,8 @@
     <string name="etp_cryptominers_description">Skrîptên xirab yên ji bo ku kankerên krîpto ji bo çêkirina pereyên krîpto xwe bigihînin amûra te asteng dike.</string>
     <!-- Category of trackers (fingerprinters) that can be blocked by Enhanced Tracking Protection -->
     <string name="etp_fingerprinters_title">Şoptilî</string>
+    <!-- Description of fingerprinters that can be blocked by Enhanced Tracking Protection -->
+    <string name="etp_fingerprinters_description">Rê li berhevkirina zanyariyên derbarê amûra te de yên pêkan e biawayekî bêmînak bên pênasekirin digire ku pêkan e ji bo şopandinê bên bikaranîn.</string>
     <!-- Category of trackers (tracking content) that can be blocked by Enhanced Tracking Protection -->
     <string name="etp_tracking_content_title">Naverokên şopandinê</string>
     <!-- Description of tracking content that can be blocked by Enhanced Tracking Protection -->
@@ -1381,6 +1393,9 @@
     <!-- Category of trackers (redirect trackers) that can be blocked by Enhanced Tracking Protection -->
     <string name="etp_redirect_trackers_title">Şoînerên beralîkirinê</string>
 
+    <!-- Description of redirect tracker cookies that can be blocked by Enhanced Tracking Protection -->
+    <string name="etp_redirect_trackers_description">Kûkiyên ji aliyê beralîkirinên malperên tên naskirin ve hatine bicîkirin paqij dike.</string>
+
     <!-- About page link text to open support link -->
     <string name="about_support">Piştgirî</string>
     <!-- About page link text to list of past crashes (like about:crashes on desktop) -->
@@ -1515,6 +1530,8 @@
     <string name="logins_biometric_prompt_message">ji bo hesabên xwe yên tomarkirî bibînî, kilîdê veke</string>
     <!-- Title of warning dialog if users have no device authentication set up -->
     <string name="logins_warning_dialog_title">Hesab û pêborînên xwe biparêze</string>
+    <!-- Message of warning dialog if users have no device authentication set up -->
+    <string name="logins_warning_dialog_message">Deseneke kilîdê, PIN yan jî şîfreyekê diyar bike da ku gava amûra te bikeve destê kesên din têketin û şîfreyên te yên tomarkirî parastî bin.</string>
     <!-- Negative button to ignore warning dialog if users have no device authentication set up -->
     <string name="logins_warning_dialog_later">Piştre</string>
     <!-- Positive button to send users to set up a pin of warning dialog if users have no device authentication set up -->
@@ -1523,6 +1540,8 @@
     <string name="logins_biometric_prompt_message_pin">Kilîda cîhaza xwe rake</string>
     <!-- Title for Accessibility Force Enable Zoom Preference -->
     <string name="preference_accessibility_force_enable_zoom">Hemû malperan nêzîk bike</string>
+    <!-- Summary for Accessibility Force Enable Zoom Preference -->
+    <string name="preference_accessibility_force_enable_zoom_summary">Ji bo destûrdana jidandin û nêzîkkirinê çalak bike, di wan malperan de jî ku vê tevgeriyanê asteng dikin.</string>
     <!-- Saved logins sorting strategy menu item -by name- (if selected, it will sort saved logins alphabetically) -->
     <string name="saved_logins_sort_strategy_alphabetically">Nav (A-Z)</string>
     <!-- Saved logins sorting strategy menu item -by last used- (if selected, it will sort saved logins by last used) -->
@@ -1531,6 +1550,45 @@
     <!-- Content description (not visible, for screen readers etc.): Sort saved logins dropdown menu chevron icon -->
     <string name="saved_logins_menu_dropdown_chevron_icon_content_description">Menûya rêzkirina hesaban</string>
 
+    <!-- Credit Cards Autofill -->
+    <!-- Preference and title for managing the settings for credit cards -->
+    <string name="preferences_credit_cards">Kartên krediyê</string>
+    <!-- Preference for saving and autofilling credit cards -->
+    <string name="preferences_credit_cards_save_and_autofill_cards">Kartên tomarkirî û xweber tên dagirtin</string>
+    <!-- Preference summary for saving and autofilling credit card data -->
+    <string name="preferences_credit_cards_save_and_autofill_cards_summary">Dane şîfrekirî ne</string>
+
+    <!-- Preference option for syncing credit cards across devices. This is displayed when the user is not signed into sync -->
+    <string name="preferences_credit_cards_sync_cards_across_devices">Kartan di navbera amûran de senkronîze bike</string>
+    <!-- Preference option for adding a credit card -->
+    <string name="preferences_credit_cards_add_credit_card">Kredîkartekê lê zêde bike</string>
+    <!-- Preference option for managing saved credit cards -->
+    <string name="preferences_credit_cards_manage_saved_cards">Kartên tomarkirî bi rê ve bibe</string>
+    <!-- Title of the "Add card" screen -->
+    <string name="credit_cards_add_card">Kartê lê zêde bike</string>
+    <!-- Title of the "Edit card" screen -->
+    <string name="credit_cards_edit_card">Kartê serast bike</string>
+    <!-- The header for the card number of a credit card -->
+    <string name="credit_cards_card_number">Hejmara kartê</string>
+    <!-- The header for the expiration date of a credit card -->
+    <string name="credit_cards_expiration_date">Dema dawî ya bikaranînê</string>
+    <!-- The header for the name on the credit card -->
+    <string name="credit_cards_name_on_card">Navê li ser kartê</string>
+    <!-- The header for the nickname for a credit card -->
+    <string name="credit_cards_card_nickname">Navê kartê</string>
+    <!-- The text for the "Delete card" menu item for deleting a credit card -->
+    <string name="credit_cards_menu_delete_card">Kartê jê bibe</string>
+    <!-- The text for the "Delete card" button for deleting a credit card -->
+    <string name="credit_cards_delete_card_button">Kartê jê bibe</string>
+    <!-- The title for the "Save" menu item for saving a credit card -->
+    <string name="credit_cards_menu_save">Tomar bike</string>
+    <!-- The text for the "Save" button for saving a credit card -->
+    <string name="credit_cards_save_button">Tomar bike</string>
+    <!-- The text for the "Cancel" button for cancelling adding or updating a credit card -->
+    <string name="credit_cards_cancel_button">Betal</string>
+    <!-- Title of the "Saved cards" screen -->
+    <string name="credit_cards_saved_cards">Kartên tomarkirî</string>
+
     <!-- Title of the Add search engine screen -->
     <string name="search_engine_add_custom_search_engine_title">Motora lêgerînê tevlî bike</string>
     <!-- Title of the Edit search engine screen -->
@@ -1688,6 +1746,9 @@
 	<!-- Dialog button text for canceling the rename top site prompt. -->
 	<string name="top_sites_rename_dialog_cancel">Betal bike</string>
 
+    <!-- Default browser experiment -->
+    <string name="default_browser_experiment_card_text">Bila lînkên ji malperan, e-posteyan û peyaman xweber di Firefoxê de bên vekirin.</string>
+
     <!-- Content description for close button in collection placeholder. -->
     <string name="remove_home_collection_placeholder_content_description">Rake</string>
 
@@ -1704,4 +1765,6 @@
     <string name="no_collections_description1">Lêgerîn, malper û hilpekînên wekhev, bike kom da ku paşê tu karibî xwe zû bigihînî wan.</string>
     <!-- Deprecated: text for the firefox account onboarding card header when we detect you're already signed in to -->
     <string name="onboarding_firefox_account_auto_signin_header_2">Tu li ser vê telefonê di gerokeke din a Firefoxê de wekî %s têketî yê. Tu dixwazî bi vî hesabî têkevî?</string>
-    </resources>
+    <!-- Deprecated: Describes the add to homescreen functionality -->
+    <string name="add_to_homescreen_description">Tu dikarî vê malperê bi hêsanî li ekrana Malê ya telefona xwe zêde bikî û dikarî vê malperê bilez û wekî ku bernamokek be bi kar bînî.</string>
+</resources>
diff --git a/app/src/main/res/values-ko/strings.xml b/app/src/main/res/values-ko/strings.xml
index 8f969e6db..a8ebc3942 100644
--- a/app/src/main/res/values-ko/strings.xml
+++ b/app/src/main/res/values-ko/strings.xml
@@ -1418,7 +1418,7 @@
     <!-- Enhanced Tracking Protection message that protection is currently off for this site -->
     <string name="etp_panel_off">이 사이트에서 보호 꺼짐</string>
     <!-- Header for exceptions list for which sites enhanced tracking protection is always off -->
-    <string name="enhanced_tracking_protection_exceptions">이 웹 사이트에 대해 향상된 추적 방지 기능이 꺼져 있습니다</string>
+    <string name="enhanced_tracking_protection_exceptions">이 웹 사이트에 향상된 추적 방지 기능이 꺼짐</string>
     <!-- Content description (not visible, for screen readers etc.): Navigate
     back from ETP details (Ex: Tracking content) -->
     <string name="etp_back_button_content_description">뒤로</string>
diff --git a/app/src/main/res/values-nn-rNO/strings.xml b/app/src/main/res/values-nn-rNO/strings.xml
index 620296a6c..8848f06af 100644
--- a/app/src/main/res/values-nn-rNO/strings.xml
+++ b/app/src/main/res/values-nn-rNO/strings.xml
@@ -517,7 +517,7 @@
     <!-- Preferences for using pull to refresh in a webpage -->
     <string name="preference_gestures_website_pull_to_refresh">Trekk for å oppdatere</string>
     <!-- Preference for using the dynamic toolbar -->
-    <string name="preference_gestures_dynamic_toolbar">Bla for å skjule verktøylinja</string>
+    <string name="preference_gestures_dynamic_toolbar">Bla for å gøyme verktøylinja</string>
 
     <!-- Preference for switching tabs by swiping horizontally on the toolbar -->
     <string name="preference_gestures_swipe_toolbar_switch_tabs">Sveip verktøylinja sidelengs for å byte fane</string>
diff --git a/app/src/main/res/values-oc/strings.xml b/app/src/main/res/values-oc/strings.xml
index 158b1c033..f10979d26 100644
--- a/app/src/main/res/values-oc/strings.xml
+++ b/app/src/main/res/values-oc/strings.xml
@@ -629,6 +629,8 @@
     <string name="tab_tray_menu_item_share">Partejar totes los onglets</string>
     <!-- Text shown in the menu to view recently closed tabs -->
     <string name="tab_tray_menu_recently_closed">Onglets tampats recentament</string>
+    <!-- Text shown in the menu to view account settings -->
+    <string name="tab_tray_menu_account_settings">Paramètres del compte</string>
     <!-- Text shown in the menu to view tab settings -->
     <string name="tab_tray_menu_tab_settings">Paramètres dels onglets</string>
     <!-- Text shown in the menu for closing all tabs -->
@@ -990,8 +992,6 @@
     <string name="share_link_all_apps_subheader">Totas las accions</string>
     <!-- Sub-header in the dialog to share a link to an app from the most-recent sorted list -->
     <string name="share_link_recent_apps_subheader">Utilizats fa res</string>
-    <!-- An string shown when an account is signed in where %1$s is a placeholder for the email-->
-    <string name="sync_signed_as">Identificat coma %1$s</string>
     <!-- An option from the three dot menu to into sync -->
     <string name="sync_menu_sign_in">Se connectar per sincronizar</string>
     <!-- An option from the share dialog to sign into sync -->
@@ -1161,17 +1161,29 @@
     <!-- text for firefox preview moving tip header "Firefox Preview" and "Firefox Nightly" are intentionally hardcoded -->
     <string name="tip_firefox_preview_moved_header">Firefox Preview ara es Firefox Nightly</string>
 
+    <!-- text for firefox preview moving tip description -->
+    <string name="tip_firefox_preview_moved_description">
+        Firefox Nightly es actualizat cada nuèch e prepausa de foncionalitats novèlas experimentalas.
+        Pasmens es mens estable. Telecargatz la version beta de nòstre navegador per una experiéncia                         mai estabala.</string>
     <!-- text for firefox preview moving tip button. "Firefox for Android Beta" is intentionally hardcoded -->
     <string name="tip_firefox_preview_moved_button_2">Installar Firefox per Android Beta</string>
 
     <!-- text for firefox preview moving tip header. "Firefox Nightly" is intentionally hardcoded -->
     <string name="tip_firefox_preview_moved_header_preview_installed">Firefox Nightly a mudat los catons</string>
 
+    <!-- text for firefox preview moving tip description -->
+    <string name="tip_firefox_preview_moved_description_preview_installed">
+        Aquesta aplicacion aurà pas mai de mesa a jorn de seguretat. Deuriatz quitar de l’utilizar e utilizar puslèu lo Nightly novèl a la plaça.
+        \n\nPer transferir vòstres marcapaginas, vòstres identificants e vòstre istoric cap a una autra aplicacion, creatz un compte Firefox.</string>
     <!-- text for firefox preview moving tip button  -->
     <string name="tip_firefox_preview_moved_button_preview_installed">Passar la Nightly nòu</string>
 
     <!-- text for firefox preview moving tip header. "Firefox Nightly" is intentionally hardcoded -->
     <string name="tip_firefox_preview_moved_header_preview_not_installed">Firefox Nightly a mudat los catons</string>
+    <!-- text for firefox preview moving tip description -->
+    <string name="tip_firefox_preview_moved_description_preview_not_installed">
+        Aquesta aplicacion aurà pas mai de mesa a jorn de seguretat. Deuriatz quitar de l’utilizar e utilizar puslèu lo Nightly novèl a la plaça..
+        \n\nPer transferir vòstres marcapaginas, vòstres identificants e vòstre istoric cap a una autra aplicacion, creatz un compte Firefox.</string>
     <!-- text for firefox preview moving tip button  -->
     <string name="tip_firefox_preview_moved_button_preview_not_installed">Obténer lo novèl Nightly</string>
 
@@ -1188,6 +1200,10 @@
     <string name="onboarding_whats_new_description">Avètz de question tocant lo nòu %s ? Volètz saber çò que cambièt ?</string>
     <!-- text for underlined clickable link that is part of "what's new" onboarding card description that links to an FAQ -->
     <string name="onboarding_whats_new_description_linktext">Trobatz de responsas aquí</string>
+    <!-- text for the Firefox account onboarding sign in card header. The word "Firefox" should not be translated -->
+    <string name="onboarding_account_sign_in_header_1">Sincronizar Firefox entre vòstres aparelhs</string>
+    <!-- Text for the button to learn more about signing in to your Firefox account -->
+    <string name="onboarding_manual_sign_in_description">Importatz vòstres marcapaginas, vòstre istoric e vòstres senhals dins Firefox sus aqueste aparelh.</string>
     <!-- text for the firefox account onboarding card header when we detect you're already signed in to
         another Firefox browser. (The word `Firefox` should not be translated)
         The first parameter is the email of the detected user's account -->
@@ -1216,6 +1232,12 @@
     <string name="onboarding_tracking_protection_strict_button">Estricte (recomandat)</string>
     <!-- text for tracking protection radio button option for strict level of blocking -->
     <string name="onboarding_tracking_protection_strict_option">Estricte</string>
+    <!-- text for strict blocking option button description -->
+    <string name="onboarding_tracking_protection_strict_button_description_3">Bloca mai de traçadors, accelèra la cargament de las paginas mas d’unas pòdon quitar de foncionar.</string>
+    <!-- text for the toolbar position card header  -->
+    <string name="onboarding_toolbar_placement_header_1">Causissètz ont conhar la barra d’aisinas</string>
+    <!-- text for the toolbar position card description -->
+    <string name="onboarding_toolbar_placement_description_1">Plaçatz la barra d’aisinas a portada de man. Daissatz-la enbàs o ennaut.</string>
     <!-- text for the private browsing onboarding card header -->
     <string name="onboarding_private_browsing_header">Navegatz d’un biais privat</string>
     <!-- text for the private browsing onboarding card description
@@ -1241,6 +1263,8 @@
     <!-- Onboarding theme -->
     <!-- text for the theme picker onboarding card header -->
     <string name="onboarding_theme_picker_header">Causissètz vòstre tèma</string>
+    <!-- text for the theme picker onboarding card description -->
+    <string name="onboarding_theme_picker_description_2">Estalviatz la batariá e vòstra vista en activant lo mòde fosc.</string>
     <!-- Automatic theme setting (will follow device setting) -->
     <string name="onboarding_theme_automatic_title">Automatic</string>
     <!-- Summary of automatic theme setting (will follow device setting) -->
@@ -1301,6 +1325,8 @@
     <string name="preference_enhanced_tracking_protection_standard_info_button">Çò que la proteccion contra lo seguiment estandarda bloca</string>
     <!-- Preference for enhanced tracking protection for the strict protection settings -->
     <string name="preference_enhanced_tracking_protection_strict">Estricte</string>
+    <!-- Preference description for enhanced tracking protection for the strict protection settings -->
+    <string name="preference_enhanced_tracking_protection_strict_description_3">Bloca mai de traçadors, accelèra la cargament de las paginas mas d’unas pòdon quitar de foncionar.</string>
     <!--  Accessibility text for the Strict protection information icon  -->
     <string name="preference_enhanced_tracking_protection_strict_info_button">Çò que la proteccion contra lo seguiment estricta bloca</string>
     <!-- Preference for enhanced tracking protection for the custom protection settings -->
@@ -1559,6 +1585,8 @@
     <string name="preferences_credit_cards_manage_saved_cards">Gerir las cartas enregistradas</string>
     <!-- Title of the "Add card" screen -->
     <string name="credit_cards_add_card">Apondre una carta</string>
+    <!-- Title of the "Edit card" screen -->
+    <string name="credit_cards_edit_card">Modificar la carta</string>
     <!-- The header for the card number of a credit card -->
     <string name="credit_cards_card_number">Numèro de carta</string>
     <!-- The header for the expiration date of a credit card -->
@@ -1567,6 +1595,8 @@
     <string name="credit_cards_name_on_card">Titular</string>
     <!-- The header for the nickname for a credit card -->
     <string name="credit_cards_card_nickname">Nom de la carta</string>
+    <!-- The text for the "Delete card" menu item for deleting a credit card -->
+    <string name="credit_cards_menu_delete_card">Suprimir la carta</string>
     <!-- The text for the "Delete card" button for deleting a credit card -->
     <string name="credit_cards_delete_card_button">Suprimir la carta</string>
     <!-- The title for the "Save" menu item for saving a credit card -->
@@ -1739,6 +1769,9 @@
 	<!-- Dialog button text for canceling the rename top site prompt. -->
 	<string name="top_sites_rename_dialog_cancel">Anullar</string>
 
+    <!-- Default browser experiment -->
+    <string name="default_browser_experiment_card_text">Causir de dobrir los sites web, los corrièls e messatges automaticament dins Firefox.</string>
+
     <!-- Content description for close button in collection placeholder. -->
     <string name="remove_home_collection_placeholder_content_description">Suprimir</string>
 
diff --git a/app/src/main/res/values-sl/strings.xml b/app/src/main/res/values-sl/strings.xml
index 24edc1f2f..a9cbea5e6 100644
--- a/app/src/main/res/values-sl/strings.xml
+++ b/app/src/main/res/values-sl/strings.xml
@@ -632,6 +632,8 @@
     <string name="tab_tray_menu_item_share">Deli vse zavihke</string>
     <!-- Text shown in the menu to view recently closed tabs -->
     <string name="tab_tray_menu_recently_closed">Nedavno zaprti zavihki</string>
+    <!-- Text shown in the menu to view account settings -->
+    <string name="tab_tray_menu_account_settings">Nastavitve računa</string>
     <!-- Text shown in the menu to view tab settings -->
     <string name="tab_tray_menu_tab_settings">Nastavitve zavihkov</string>
     <!-- Text shown in the menu for closing all tabs -->
@@ -1194,6 +1196,8 @@
     <string name="onboarding_whats_new_description_linktext">Tukaj poiščite odgovore</string>
     <!-- text for the Firefox account onboarding sign in card header. The word "Firefox" should not be translated -->
     <string name="onboarding_account_sign_in_header_1">Sinhronizirajte Firefox med napravami</string>
+    <!-- Text for the button to learn more about signing in to your Firefox account -->
+    <string name="onboarding_manual_sign_in_description">Prinesite zaznamke, zgodovino in gesla v Firefox na tej napravi.</string>
     <!-- text for the firefox account onboarding card header when we detect you're already signed in to
         another Firefox browser. (The word `Firefox` should not be translated)
         The first parameter is the email of the detected user's account -->
@@ -1210,12 +1214,24 @@
     <string name="onboarding_firefox_account_sync_is_on">Sync je vklopljen</string>
     <!-- text to display in the snackbar if automatic sign-in fails. user may try again -->
     <string name="onboarding_firefox_account_automatic_signin_failed">Prijava ni uspela</string>
+    <!-- text for the tracking protection onboarding card header -->
+    <string name="onboarding_tracking_protection_header_3">Vedno vključena zasebnost</string>
+    <!-- text for the tracking protection card description. 'Firefox' intentionally hardcoded here -->
+    <string name="onboarding_tracking_protection_description_3">Firefox samodejno prepreči, da bi vas podjetja na skrivaj spremljala po spletu.</string>
     <!-- text for tracking protection radio button option for standard level of blocking -->
     <string name="onboarding_tracking_protection_standard_button_2">Običajno (privzeto)</string>
+    <!-- text for standard blocking option button description -->
+    <string name="onboarding_tracking_protection_standard_button_description_3">Uravnotežena zasebnost in učinkovitost delovanja. Strani bodo delovale običajno.</string>
     <!-- text for tracking protection radio button option for strict level of blocking -->
     <string name="onboarding_tracking_protection_strict_button">Strogo (priporočljivo)</string>
     <!-- text for tracking protection radio button option for strict level of blocking -->
     <string name="onboarding_tracking_protection_strict_option">Strogo</string>
+    <!-- text for strict blocking option button description -->
+    <string name="onboarding_tracking_protection_strict_button_description_3">Zavrača več sledilcev in pospeši nalaganje strani, vendar deli strani lahko nehajo delovati.</string>
+    <!-- text for the toolbar position card header  -->
+    <string name="onboarding_toolbar_placement_header_1">Izberite postavitev orodne vrstice</string>
+    <!-- text for the toolbar position card description -->
+    <string name="onboarding_toolbar_placement_description_1">Postavite si orodno vrstico na doseg roke. Naj bo na dnu ali pa jo premaknite na vrh.</string>
     <!-- text for the private browsing onboarding card header -->
     <string name="onboarding_private_browsing_header">Brskajte zasebno</string>
     <!-- text for the private browsing onboarding card description
@@ -1242,6 +1258,8 @@
     <!-- Onboarding theme -->
     <!-- text for the theme picker onboarding card header -->
     <string name="onboarding_theme_picker_header">Izberite si temo</string>
+    <!-- text for the theme picker onboarding card description -->
+    <string name="onboarding_theme_picker_description_2">Prihranite nekaj baterije in sprostite oči s temnim načinom.</string>
     <!-- Automatic theme setting (will follow device setting) -->
     <string name="onboarding_theme_automatic_title">Samodejno</string>
     <!-- Summary of automatic theme setting (will follow device setting) -->
@@ -1296,10 +1314,14 @@
     <string name="preference_enhanced_tracking_protection_explanation_learn_more">Več o tem</string>
     <!-- Preference for enhanced tracking protection for the standard protection settings -->
     <string name="preference_enhanced_tracking_protection_standard_default_1">Običajno (privzeto)</string>
+    <!-- Preference description for enhanced tracking protection for the standard protection settings -->
+    <string name="preference_enhanced_tracking_protection_standard_description_4">Uravnotežena zasebnost in učinkovitost delovanja. Strani bodo delovale običajno.</string>
     <!--  Accessibility text for the Standard protection information icon  -->
     <string name="preference_enhanced_tracking_protection_standard_info_button">Kaj je zavrnjeno s standardno zaščito pred sledenjem</string>
     <!-- Preference for enhanced tracking protection for the strict protection settings -->
     <string name="preference_enhanced_tracking_protection_strict">Strogo</string>
+    <!-- Preference description for enhanced tracking protection for the strict protection settings -->
+    <string name="preference_enhanced_tracking_protection_strict_description_3">Zavrača več sledilcev in pospeši nalaganje strani, vendar deli strani lahko nehajo delovati.</string>
     <!--  Accessibility text for the Strict protection information icon  -->
     <string name="preference_enhanced_tracking_protection_strict_info_button">Kaj je zavrnjeno s strogo zaščito pred sledenjem</string>
     <!-- Preference for enhanced tracking protection for the custom protection settings -->
@@ -1543,6 +1565,8 @@
     <!-- Credit Cards Autofill -->
     <!-- Preference and title for managing the settings for credit cards -->
     <string name="preferences_credit_cards">Kreditne kartice</string>
+    <!-- Preference for saving and autofilling credit cards -->
+    <string name="preferences_credit_cards_save_and_autofill_cards">Shrani in samodejno izpolni kartice</string>
     <!-- Preference summary for saving and autofilling credit card data -->
     <string name="preferences_credit_cards_save_and_autofill_cards_summary">Podatki so šifrirani</string>
     <!-- Preference option for syncing credit cards across devices. This is displayed when the user is not signed into sync -->
@@ -1554,12 +1578,18 @@
     <string name="preferences_credit_cards_manage_saved_cards">Upravljanje shranjenih kartic</string>
     <!-- Title of the "Add card" screen -->
     <string name="credit_cards_add_card">Dodaj kartico</string>
+    <!-- Title of the "Edit card" screen -->
+    <string name="credit_cards_edit_card">Uredi kartico</string>
     <!-- The header for the card number of a credit card -->
     <string name="credit_cards_card_number">Številka kartice</string>
     <!-- The header for the expiration date of a credit card -->
     <string name="credit_cards_expiration_date">Datum poteka</string>
     <!-- The header for the name on the credit card -->
     <string name="credit_cards_name_on_card">Ime na kartici</string>
+    <!-- The header for the nickname for a credit card -->
+    <string name="credit_cards_card_nickname">Vzdevek kartice</string>
+    <!-- The text for the "Delete card" menu item for deleting a credit card -->
+    <string name="credit_cards_menu_delete_card">Izbriši kartico</string>
     <!-- The text for the "Delete card" button for deleting a credit card -->
     <string name="credit_cards_delete_card_button">Izbriši kartico</string>
     <!-- The title for the "Save" menu item for saving a credit card -->
@@ -1734,6 +1764,9 @@
 	<!-- Dialog button text for canceling the rename top site prompt. -->
 	<string name="top_sites_rename_dialog_cancel">Prekliči</string>
 
+    <!-- Default browser experiment -->
+    <string name="default_browser_experiment_card_text">Nastavite, naj se povezave s spletnih strani, e-pošte in sporočil samodejno odpirajo v Firefoxu.</string>
+
     <!-- Content description for close button in collection placeholder. -->
     <string name="remove_home_collection_placeholder_content_description">Odstrani</string>
 
diff --git a/app/src/main/res/values-te/strings.xml b/app/src/main/res/values-te/strings.xml
index 9f0c900ea..362b58e2c 100644
--- a/app/src/main/res/values-te/strings.xml
+++ b/app/src/main/res/values-te/strings.xml
@@ -209,6 +209,9 @@
     <!-- Search suggestion onboarding hint Learn more link text -->
     <string name="search_suggestions_onboarding_learn_more_link">ఇంకా తెలుసుకోండి</string>
 
+    <!-- Search engine suggestion title text. The first parameter is the name of teh suggested engine-->
+    <string name="search_engine_suggestions_title">%s‌లో వెతకండి</string>
+
     <!-- Search Widget -->
     <!-- Content description for searching with a widget. Firefox is intentionally hardcoded.-->
     <string name="search_widget_content_description">ఒక కొత్త Firefox ట్యాబును తెరువండి</string>
@@ -886,15 +889,21 @@
     <string name="tracking_protection_off">అచేతనం</string>
     <!-- Label for global setting that indicates that all video and audio autoplay is allowed -->
     <string name="preference_option_autoplay_allowed2">ఆడియో, వీడియోలను అనుమతించు</string>
+    <!-- Label for site specific setting that indicates that all video and audio autoplay is allowed -->
+    <string name="quick_setting_option_autoplay_allowed">ఆడియో, వీడియోలను అనుమతించు</string>
     <!-- Label that indicates that video and audio autoplay is only allowed over Wi-Fi -->
     <string name="preference_option_autoplay_allowed_wifi_only2">ఆడియో, వీడియోలను సెల్యులార్ డేటాని వాడుతున్నప్పుడు మాత్రమే నిరోధించు</string>
     <!-- Subtext that explains 'autoplay on Wi-Fi only' option -->
     <string name="preference_option_autoplay_allowed_wifi_subtext">ఆడియో, వీడియోలు వై-ఫైలో ఉన్నప్పుడు మాత్రమే ఆడతాయి</string>
     <!-- Label for global setting that indicates that video autoplay is allowed, but audio autoplay is blocked -->
     <string name="preference_option_autoplay_block_audio2">ఆడియోను మాత్రమే నిరోధించు</string>
+    <!-- Label for site specific setting that indicates that video autoplay is allowed, but audio autoplay is blocked -->
+    <string name="quick_setting_option_autoplay_block_audio">ఆడియోను మాత్రమే నిరోధించు</string>
     <!-- Label for global setting that indicates that all video and audio autoplay is blocked -->
     <string name="preference_option_autoplay_blocked3">ఆడియో, వీడియోలను నిరోధించు</string>
 
+    <!-- Label for site specific setting that indicates that all video and audio autoplay is blocked -->
+    <string name="quick_setting_option_autoplay_blocked">ఆడియో, వీడియోలను నిరోధించు</string>
     <!-- Summary of delete browsing data on quit preference if it is set to on -->
     <string name="delete_browsing_data_quit_on">చేతనం</string>
     <!-- Summary of delete browsing data on quit preference if it is set to off -->
@@ -1181,6 +1190,8 @@
     <string name="onboarding_tracking_protection_strict_button">కఠినం (సిఫార్సు చేయబడింది)</string>
     <!-- text for tracking protection radio button option for strict level of blocking -->
     <string name="onboarding_tracking_protection_strict_option">కఠినం</string>
+    <!-- text for the toolbar position card header  -->
+    <string name="onboarding_toolbar_placement_header_1">పనిముట్లపట్టీ ఎక్కడ ఉండాలో ఎంచుకోండి</string>
     <!-- text for the private browsing onboarding card header -->
     <string name="onboarding_private_browsing_header">అంతరంగికంగా విహరించండి</string>
     <!-- text for the private browsing onboarding card description
@@ -1204,6 +1215,8 @@
     <!-- text for the theme picker onboarding card header -->
     <string name="onboarding_theme_picker_header">మీ అలంకారాన్ని ఎంచుకోండి</string>
 
+    <!-- text for the theme picker onboarding card description -->
+    <string name="onboarding_theme_picker_description_2">చీకటి రీతితో కొంచెం బ్యాటరీని, మీ కంటిచూపుని ఆదాచేసుకోండి.</string>
     <!-- Automatic theme setting (will follow device setting) -->
     <string name="onboarding_theme_automatic_title">ఆటోమెటిక్</string>
     <!-- Summary of automatic theme setting (will follow device setting) -->
@@ -1505,8 +1518,17 @@
     <!-- Credit Cards Autofill -->
     <!-- Preference and title for managing the settings for credit cards -->
     <string name="preferences_credit_cards">క్రెడిట్ కార్డులు</string>
+    <!-- Preference for saving and autofilling credit cards -->
+    <string name="preferences_credit_cards_save_and_autofill_cards">కార్డులను భద్రపరుచు, స్వయంచాలకంగా పూరించు</string>
+    <!-- Preference summary for saving and autofilling credit card data -->
+    <string name="preferences_credit_cards_save_and_autofill_cards_summary">డేటా గుప్తీకరించబడుతుంది
+</string>
+    <!-- Preference option for syncing credit cards across devices. This is displayed when the user is not signed into sync -->
+    <string name="preferences_credit_cards_sync_cards_across_devices">కార్డులను పరికరాల మధ్య సింక్రనించు</string>
     <!-- Preference option for adding a credit card -->
     <string name="preferences_credit_cards_add_credit_card">క్రెడిట్ కార్డును చేర్చు</string>
+    <!-- Preference option for managing saved credit cards -->
+    <string name="preferences_credit_cards_manage_saved_cards">భద్రపరచిన కార్డుల నిర్వహణ</string>
     <!-- Title of the "Add card" screen -->
     <string name="credit_cards_add_card">కార్డును చేర్చు</string>
     <!-- Title of the "Edit card" screen -->