diff --git a/tests/test_msg_applysettings.py b/tests/test_msg_applysettings.py
index ba63c82..e61ffd3 100644
--- a/tests/test_msg_applysettings.py
+++ b/tests/test_msg_applysettings.py
@@ -62,5 +62,15 @@ class TestMsgApplysettings(common.TrezorTest):
 
         self.assertEqual(self.client.features.passphrase_protection, True)
 
+    def test_apply_homescreen(self):
+        self.setup_mnemonic_pin_passphrase()
+
+        with self.client:
+            self.client.set_expected_responses([proto.ButtonRequest(),
+                                                proto.PinMatrixRequest(),
+                                                proto.Success(),
+                                                proto.Features()])
+            self.client.apply_settings(homescreen=1024*'\xf0')
+
 if __name__ == '__main__':
     unittest.main()
diff --git a/trezorlib/client.py b/trezorlib/client.py
index dbb4c54..77f2e0e 100644
--- a/trezorlib/client.py
+++ b/trezorlib/client.py
@@ -417,7 +417,7 @@ class ProtocolMixin(object):
 
     @field('message')
     @expect(proto.Success)
-    def apply_settings(self, label=None, language=None, use_passphrase=None):
+    def apply_settings(self, label=None, language=None, use_passphrase=None, homescreen=None):
         settings = proto.ApplySettings()
         if label != None:
             settings.label = label
@@ -425,6 +425,8 @@ class ProtocolMixin(object):
             settings.language = language
         if use_passphrase != None:
             settings.use_passphrase = use_passphrase
+        if homescreen != None:
+            settings.homescreen = homescreen
 
         out = self.call(settings)
         self.init_device()  # Reload Features
diff --git a/trezorlib/messages_pb2.py b/trezorlib/messages_pb2.py
index 5f47a69..8a058ee 100644
--- a/trezorlib/messages_pb2.py
+++ b/trezorlib/messages_pb2.py
@@ -15,7 +15,7 @@ import types_pb2
 DESCRIPTOR = _descriptor.FileDescriptor(
   name='messages.proto',
   package='',
-  serialized_pb='\n\x0emessages.proto\x1a\x0btypes.proto\"\x0c\n\nInitialize\"\xcf\x02\n\x08\x46\x65\x61tures\x12\x0e\n\x06vendor\x18\x01 \x01(\t\x12\x15\n\rmajor_version\x18\x02 \x01(\r\x12\x15\n\rminor_version\x18\x03 \x01(\r\x12\x15\n\rpatch_version\x18\x04 \x01(\r\x12\x17\n\x0f\x62ootloader_mode\x18\x05 \x01(\x08\x12\x11\n\tdevice_id\x18\x06 \x01(\t\x12\x16\n\x0epin_protection\x18\x07 \x01(\x08\x12\x1d\n\x15passphrase_protection\x18\x08 \x01(\x08\x12\x10\n\x08language\x18\t \x01(\t\x12\r\n\x05label\x18\n \x01(\t\x12\x18\n\x05\x63oins\x18\x0b \x03(\x0b\x32\t.CoinType\x12\x13\n\x0binitialized\x18\x0c \x01(\x08\x12\x10\n\x08revision\x18\r \x01(\x0c\x12\x17\n\x0f\x62ootloader_hash\x18\x0e \x01(\x0c\x12\x10\n\x08imported\x18\x0f \x01(\x08\"\x0e\n\x0c\x43learSession\"H\n\rApplySettings\x12\x10\n\x08language\x18\x01 \x01(\t\x12\r\n\x05label\x18\x02 \x01(\t\x12\x16\n\x0euse_passphrase\x18\x03 \x01(\x08\"\x1b\n\tChangePin\x12\x0e\n\x06remove\x18\x01 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\n\x16MessageType_EntropyAck\x10$\x1a\x04\x90\xb5\x18\x01\x12!\n\x17MessageType_SignMessage\x10&\x1a\x04\x90\xb5\x18\x01\x12#\n\x19MessageType_VerifyMessage\x10\'\x1a\x04\x90\xb5\x18\x01\x12&\n\x1cMessageType_MessageSignature\x10(\x1a\x04\x98\xb5\x18\x01\x12$\n\x1aMessageType_EncryptMessage\x10\x31\x1a\x04\x90\xb5\x18\x01\x12&\n\x1cMessageType_EncryptedMessage\x10\x32\x1a\x04\x98\xb5\x18\x01\x12$\n\x1aMessageType_DecryptMessage\x10\x33\x1a\x04\x90\xb5\x18\x01\x12&\n\x1cMessageType_DecryptedMessage\x10\x34\x1a\x04\x98\xb5\x18\x01\x12\'\n\x1dMessageType_PassphraseRequest\x10)\x1a\x04\x98\xb5\x18\x01\x12#\n\x19MessageType_PassphraseAck\x10*\x1a\x04\x90\xb5\x18\x01\x12$\n\x1aMessageType_EstimateTxSize\x10+\x1a\x04\x90\xb5\x18\x01\x12\x1c\n\x12MessageType_TxSize\x10,\x1a\x04\x98\xb5\x18\x01\x12$\n\x1aMessageType_RecoveryDevice\x10-\x1a\x04\x90\xb5\x18\x01\x12!\n\x17MessageType_WordRequest\x10.\x1a\x04\x98\xb5\x18\x01\x12\x1d\n\x13MessageType_WordAck\x10/\x1a\x04\x90\xb5\x18\x01\x12\'\n\x1dMessageType_DebugLinkDecision\x10\x64\x1a\x04\xa0\xb5\x18\x01\x12\'\n\x1dMessageType_DebugLinkGetState\x10\x65\x1a\x04\xa0\xb5\x18\x01\x12$\n\x1aMessageType_DebugLinkState\x10\x66\x1a\x04\xa8\xb5\x18\x01\x12#\n\x19MessageType_DebugLinkStop\x10g\x1a\x04\xa0\xb5\x18\x01\x12\"\n\x18MessageType_DebugLinkLog\x10h\x1a\x04\xa8\xb5\x18\x01\x42\x30\n\x1f\x63om.satoshilabs.trezor.protobufB\rTrezorMessage')
+  serialized_pb='\n\x0emessages.proto\x1a\x0btypes.proto\"\x0c\n\nInitialize\"\xcf\x02\n\x08\x46\x65\x61tures\x12\x0e\n\x06vendor\x18\x01 \x01(\t\x12\x15\n\rmajor_version\x18\x02 \x01(\r\x12\x15\n\rminor_version\x18\x03 \x01(\r\x12\x15\n\rpatch_version\x18\x04 \x01(\r\x12\x17\n\x0f\x62ootloader_mode\x18\x05 \x01(\x08\x12\x11\n\tdevice_id\x18\x06 \x01(\t\x12\x16\n\x0epin_protection\x18\x07 \x01(\x08\x12\x1d\n\x15passphrase_protection\x18\x08 \x01(\x08\x12\x10\n\x08language\x18\t \x01(\t\x12\r\n\x05label\x18\n \x01(\t\x12\x18\n\x05\x63oins\x18\x0b \x03(\x0b\x32\t.CoinType\x12\x13\n\x0binitialized\x18\x0c \x01(\x08\x12\x10\n\x08revision\x18\r \x01(\x0c\x12\x17\n\x0f\x62ootloader_hash\x18\x0e \x01(\x0c\x12\x10\n\x08imported\x18\x0f \x01(\x08\"\x0e\n\x0c\x43learSession\"\\\n\rApplySettings\x12\x10\n\x08language\x18\x01 \x01(\t\x12\r\n\x05label\x18\x02 \x01(\t\x12\x16\n\x0euse_passphrase\x18\x03 \x01(\x08\x12\x12\n\nhomescreen\x18\x04 \x01(\x0c\"\x1b\n\tChangePin\x12\x0e\n\x06remove\x18\x01 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
 _MESSAGETYPE = _descriptor.EnumDescriptor(
   name='MessageType',
@@ -230,8 +230,8 @@ _MESSAGETYPE = _descriptor.EnumDescriptor(
   ],
   containing_type=None,
   options=None,
-  serialized_start=3464,
-  serialized_end=5281,
+  serialized_start=3484,
+  serialized_end=5301,
 )
 
 MessageType = enum_type_wrapper.EnumTypeWrapper(_MESSAGETYPE)
@@ -485,6 +485,13 @@ _APPLYSETTINGS = _descriptor.Descriptor(
       message_type=None, enum_type=None, containing_type=None,
       is_extension=False, extension_scope=None,
       options=None),
+    _descriptor.FieldDescriptor(
+      name='homescreen', full_name='ApplySettings.homescreen', index=3,
+      number=4, type=12, cpp_type=9, label=1,
+      has_default_value=False, default_value="",
+      message_type=None, enum_type=None, containing_type=None,
+      is_extension=False, extension_scope=None,
+      options=None),
   ],
   extensions=[
   ],
@@ -495,7 +502,7 @@ _APPLYSETTINGS = _descriptor.Descriptor(
   is_extendable=False,
   extension_ranges=[],
   serialized_start=399,
-  serialized_end=471,
+  serialized_end=491,
 )
 
 
@@ -522,8 +529,8 @@ _CHANGEPIN = _descriptor.Descriptor(
   options=None,
   is_extendable=False,
   extension_ranges=[],
-  serialized_start=473,
-  serialized_end=500,
+  serialized_start=493,
+  serialized_end=520,
 )
 
 
@@ -571,8 +578,8 @@ _PING = _descriptor.Descriptor(
   options=None,
   is_extendable=False,
   extension_ranges=[],
-  serialized_start=502,
-  serialized_end=607,
+  serialized_start=522,
+  serialized_end=627,
 )
 
 
@@ -599,8 +606,8 @@ _SUCCESS = _descriptor.Descriptor(
   options=None,
   is_extendable=False,
   extension_ranges=[],
-  serialized_start=609,
-  serialized_end=635,
+  serialized_start=629,
+  serialized_end=655,
 )
 
 
@@ -634,8 +641,8 @@ _FAILURE = _descriptor.Descriptor(
   options=None,
   is_extendable=False,
   extension_ranges=[],
-  serialized_start=637,
-  serialized_end=691,
+  serialized_start=657,
+  serialized_end=711,
 )
 
 
@@ -669,8 +676,8 @@ _BUTTONREQUEST = _descriptor.Descriptor(
   options=None,
   is_extendable=False,
   extension_ranges=[],
-  serialized_start=693,
-  serialized_end=756,
+  serialized_start=713,
+  serialized_end=776,
 )
 
 
@@ -690,8 +697,8 @@ _BUTTONACK = _descriptor.Descriptor(
   options=None,
   is_extendable=False,
   extension_ranges=[],
-  serialized_start=758,
-  serialized_end=769,
+  serialized_start=778,
+  serialized_end=789,
 )
 
 
@@ -718,8 +725,8 @@ _PINMATRIXREQUEST = _descriptor.Descriptor(
   options=None,
   is_extendable=False,
   extension_ranges=[],
-  serialized_start=771,
-  serialized_end=826,
+  serialized_start=791,
+  serialized_end=846,
 )
 
 
@@ -746,8 +753,8 @@ _PINMATRIXACK = _descriptor.Descriptor(
   options=None,
   is_extendable=False,
   extension_ranges=[],
-  serialized_start=828,
-  serialized_end=855,
+  serialized_start=848,
+  serialized_end=875,
 )
 
 
@@ -767,8 +774,8 @@ _CANCEL = _descriptor.Descriptor(
   options=None,
   is_extendable=False,
   extension_ranges=[],
-  serialized_start=857,
-  serialized_end=865,
+  serialized_start=877,
+  serialized_end=885,
 )
 
 
@@ -788,8 +795,8 @@ _PASSPHRASEREQUEST = _descriptor.Descriptor(
   options=None,
   is_extendable=False,
   extension_ranges=[],
-  serialized_start=867,
-  serialized_end=886,
+  serialized_start=887,
+  serialized_end=906,
 )
 
 
@@ -816,8 +823,8 @@ _PASSPHRASEACK = _descriptor.Descriptor(
   options=None,
   is_extendable=False,
   extension_ranges=[],
-  serialized_start=888,
-  serialized_end=923,
+  serialized_start=908,
+  serialized_end=943,
 )
 
 
@@ -844,8 +851,8 @@ _GETENTROPY = _descriptor.Descriptor(
   options=None,
   is_extendable=False,
   extension_ranges=[],
-  serialized_start=925,
-  serialized_end=951,
+  serialized_start=945,
+  serialized_end=971,
 )
 
 
@@ -872,8 +879,8 @@ _ENTROPY = _descriptor.Descriptor(
   options=None,
   is_extendable=False,
   extension_ranges=[],
-  serialized_start=953,
-  serialized_end=979,
+  serialized_start=973,
+  serialized_end=999,
 )
 
 
@@ -900,8 +907,8 @@ _GETPUBLICKEY = _descriptor.Descriptor(
   options=None,
   is_extendable=False,
   extension_ranges=[],
-  serialized_start=981,
-  serialized_end=1014,
+  serialized_start=1001,
+  serialized_end=1034,
 )
 
 
@@ -935,8 +942,8 @@ _PUBLICKEY = _descriptor.Descriptor(
   options=None,
   is_extendable=False,
   extension_ranges=[],
-  serialized_start=1016,
-  serialized_end=1068,
+  serialized_start=1036,
+  serialized_end=1088,
 )
 
 
@@ -984,8 +991,8 @@ _GETADDRESS = _descriptor.Descriptor(
   options=None,
   is_extendable=False,
   extension_ranges=[],
-  serialized_start=1070,
-  serialized_end=1196,
+  serialized_start=1090,
+  serialized_end=1216,
 )
 
 
@@ -1012,8 +1019,8 @@ _ADDRESS = _descriptor.Descriptor(
   options=None,
   is_extendable=False,
   extension_ranges=[],
-  serialized_start=1198,
-  serialized_end=1224,
+  serialized_start=1218,
+  serialized_end=1244,
 )
 
 
@@ -1033,8 +1040,8 @@ _WIPEDEVICE = _descriptor.Descriptor(
   options=None,
   is_extendable=False,
   extension_ranges=[],
-  serialized_start=1226,
-  serialized_end=1238,
+  serialized_start=1246,
+  serialized_end=1258,
 )
 
 
@@ -1103,8 +1110,8 @@ _LOADDEVICE = _descriptor.Descriptor(
   options=None,
   is_extendable=False,
   extension_ranges=[],
-  serialized_start=1241,
-  serialized_end=1407,
+  serialized_start=1261,
+  serialized_end=1427,
 )
 
 
@@ -1166,8 +1173,8 @@ _RESETDEVICE = _descriptor.Descriptor(
   options=None,
   is_extendable=False,
   extension_ranges=[],
-  serialized_start=1410,
-  serialized_end=1567,
+  serialized_start=1430,
+  serialized_end=1587,
 )
 
 
@@ -1187,8 +1194,8 @@ _ENTROPYREQUEST = _descriptor.Descriptor(
   options=None,
   is_extendable=False,
   extension_ranges=[],
-  serialized_start=1569,
-  serialized_end=1585,
+  serialized_start=1589,
+  serialized_end=1605,
 )
 
 
@@ -1215,8 +1222,8 @@ _ENTROPYACK = _descriptor.Descriptor(
   options=None,
   is_extendable=False,
   extension_ranges=[],
-  serialized_start=1587,
-  serialized_end=1616,
+  serialized_start=1607,
+  serialized_end=1636,
 )
 
 
@@ -1278,8 +1285,8 @@ _RECOVERYDEVICE = _descriptor.Descriptor(
   options=None,
   is_extendable=False,
   extension_ranges=[],
-  serialized_start=1619,
-  serialized_end=1778,
+  serialized_start=1639,
+  serialized_end=1798,
 )
 
 
@@ -1299,8 +1306,8 @@ _WORDREQUEST = _descriptor.Descriptor(
   options=None,
   is_extendable=False,
   extension_ranges=[],
-  serialized_start=1780,
-  serialized_end=1793,
+  serialized_start=1800,
+  serialized_end=1813,
 )
 
 
@@ -1327,8 +1334,8 @@ _WORDACK = _descriptor.Descriptor(
   options=None,
   is_extendable=False,
   extension_ranges=[],
-  serialized_start=1795,
-  serialized_end=1818,
+  serialized_start=1815,
+  serialized_end=1838,
 )
 
 
@@ -1369,8 +1376,8 @@ _SIGNMESSAGE = _descriptor.Descriptor(
   options=None,
   is_extendable=False,
   extension_ranges=[],
-  serialized_start=1820,
-  serialized_end=1897,
+  serialized_start=1840,
+  serialized_end=1917,
 )
 
 
@@ -1411,8 +1418,8 @@ _VERIFYMESSAGE = _descriptor.Descriptor(
   options=None,
   is_extendable=False,
   extension_ranges=[],
-  serialized_start=1899,
-  serialized_end=1967,
+  serialized_start=1919,
+  serialized_end=1987,
 )
 
 
@@ -1446,8 +1453,8 @@ _MESSAGESIGNATURE = _descriptor.Descriptor(
   options=None,
   is_extendable=False,
   extension_ranges=[],
-  serialized_start=1969,
-  serialized_end=2023,
+  serialized_start=1989,
+  serialized_end=2043,
 )
 
 
@@ -1502,8 +1509,8 @@ _ENCRYPTMESSAGE = _descriptor.Descriptor(
   options=None,
   is_extendable=False,
   extension_ranges=[],
-  serialized_start=2025,
-  serialized_end=2143,
+  serialized_start=2045,
+  serialized_end=2163,
 )
 
 
@@ -1544,8 +1551,8 @@ _ENCRYPTEDMESSAGE = _descriptor.Descriptor(
   options=None,
   is_extendable=False,
   extension_ranges=[],
-  serialized_start=2145,
-  serialized_end=2209,
+  serialized_start=2165,
+  serialized_end=2229,
 )
 
 
@@ -1593,8 +1600,8 @@ _DECRYPTMESSAGE = _descriptor.Descriptor(
   options=None,
   is_extendable=False,
   extension_ranges=[],
-  serialized_start=2211,
-  serialized_end=2292,
+  serialized_start=2231,
+  serialized_end=2312,
 )
 
 
@@ -1628,8 +1635,8 @@ _DECRYPTEDMESSAGE = _descriptor.Descriptor(
   options=None,
   is_extendable=False,
   extension_ranges=[],
-  serialized_start=2294,
-  serialized_end=2346,
+  serialized_start=2314,
+  serialized_end=2366,
 )
 
 
@@ -1691,8 +1698,8 @@ _CIPHERKEYVALUE = _descriptor.Descriptor(
   options=None,
   is_extendable=False,
   extension_ranges=[],
-  serialized_start=2349,
-  serialized_end=2477,
+  serialized_start=2369,
+  serialized_end=2497,
 )
 
 
@@ -1719,8 +1726,8 @@ _CIPHEREDKEYVALUE = _descriptor.Descriptor(
   options=None,
   is_extendable=False,
   extension_ranges=[],
-  serialized_start=2479,
-  serialized_end=2512,
+  serialized_start=2499,
+  serialized_end=2532,
 )
 
 
@@ -1761,8 +1768,8 @@ _ESTIMATETXSIZE = _descriptor.Descriptor(
   options=None,
   is_extendable=False,
   extension_ranges=[],
-  serialized_start=2514,
-  serialized_end=2603,
+  serialized_start=2534,
+  serialized_end=2623,
 )
 
 
@@ -1789,8 +1796,8 @@ _TXSIZE = _descriptor.Descriptor(
   options=None,
   is_extendable=False,
   extension_ranges=[],
-  serialized_start=2605,
-  serialized_end=2630,
+  serialized_start=2625,
+  serialized_end=2650,
 )
 
 
@@ -1831,8 +1838,8 @@ _SIGNTX = _descriptor.Descriptor(
   options=None,
   is_extendable=False,
   extension_ranges=[],
-  serialized_start=2632,
-  serialized_end=2713,
+  serialized_start=2652,
+  serialized_end=2733,
 )
 
 
@@ -1880,8 +1887,8 @@ _SIMPLESIGNTX = _descriptor.Descriptor(
   options=None,
   is_extendable=False,
   extension_ranges=[],
-  serialized_start=2716,
-  serialized_end=2860,
+  serialized_start=2736,
+  serialized_end=2880,
 )
 
 
@@ -1922,8 +1929,8 @@ _TXREQUEST = _descriptor.Descriptor(
   options=None,
   is_extendable=False,
   extension_ranges=[],
-  serialized_start=2863,
-  serialized_end=2996,
+  serialized_start=2883,
+  serialized_end=3016,
 )
 
 
@@ -1950,8 +1957,8 @@ _TXACK = _descriptor.Descriptor(
   options=None,
   is_extendable=False,
   extension_ranges=[],
-  serialized_start=2998,
-  serialized_end=3035,
+  serialized_start=3018,
+  serialized_end=3055,
 )
 
 
@@ -1971,8 +1978,8 @@ _FIRMWAREERASE = _descriptor.Descriptor(
   options=None,
   is_extendable=False,
   extension_ranges=[],
-  serialized_start=3037,
-  serialized_end=3052,
+  serialized_start=3057,
+  serialized_end=3072,
 )
 
 
@@ -1999,8 +2006,8 @@ _FIRMWAREUPLOAD = _descriptor.Descriptor(
   options=None,
   is_extendable=False,
   extension_ranges=[],
-  serialized_start=3054,
-  serialized_end=3087,
+  serialized_start=3074,
+  serialized_end=3107,
 )
 
 
@@ -2027,8 +2034,8 @@ _DEBUGLINKDECISION = _descriptor.Descriptor(
   options=None,
   is_extendable=False,
   extension_ranges=[],
-  serialized_start=3089,
-  serialized_end=3124,
+  serialized_start=3109,
+  serialized_end=3144,
 )
 
 
@@ -2048,8 +2055,8 @@ _DEBUGLINKGETSTATE = _descriptor.Descriptor(
   options=None,
   is_extendable=False,
   extension_ranges=[],
-  serialized_start=3126,
-  serialized_end=3145,
+  serialized_start=3146,
+  serialized_end=3165,
 )
 
 
@@ -2139,8 +2146,8 @@ _DEBUGLINKSTATE = _descriptor.Descriptor(
   options=None,
   is_extendable=False,
   extension_ranges=[],
-  serialized_start=3148,
-  serialized_end=3383,
+  serialized_start=3168,
+  serialized_end=3403,
 )
 
 
@@ -2160,8 +2167,8 @@ _DEBUGLINKSTOP = _descriptor.Descriptor(
   options=None,
   is_extendable=False,
   extension_ranges=[],
-  serialized_start=3385,
-  serialized_end=3400,
+  serialized_start=3405,
+  serialized_end=3420,
 )
 
 
@@ -2202,8 +2209,8 @@ _DEBUGLINKLOG = _descriptor.Descriptor(
   options=None,
   is_extendable=False,
   extension_ranges=[],
-  serialized_start=3402,
-  serialized_end=3461,
+  serialized_start=3422,
+  serialized_end=3481,
 )
 
 _FEATURES.fields_by_name['coins'].message_type = types_pb2._COINTYPE