For #15372 Improve Onboarding strings

app/src/main/res/values/strings.xml

@@ -1147,7 +1147,7 @@
     <string name="onboarding_whats_new_description">Have questions about the redesigned %s? Want to know what’s changed?</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">Get answers here</string>
-    <!-- text for the Firefox account onboarding sign in card header -->
+    <!-- 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">Sync Firefox between devices</string>
     <!-- Text for the button to learn more about signing in to your Firefox account -->
     <string name="onboarding_manual_sign_in_description">Bring bookmarks, history, and passwords to Firefox on this device.</string>
@@ -1272,7 +1272,7 @@
     <!-- Preference for enhanced tracking protection for the strict protection settings -->
     <string name="preference_enhanced_tracking_protection_strict">Strict</string>
     <!-- Preference description for enhanced tracking protection for the strict protection settings -->
-    <string name="preference_enhanced_tracking_protection_strict_description_3">Blocks more trackers so pages load faster, but some on-page functionally may break.</string>
+    <string name="preference_enhanced_tracking_protection_strict_description_3">Blocks more trackers so pages load faster, but some on-page functionality may break.</string>
     <!--  Accessibility text for the Strict protection information icon  -->
     <string name="preference_enhanced_tracking_protection_strict_info_button">What’s blocked by strict tracking protection</string>
     <!-- Preference for enhanced tracking protection for the custom protection settings -->