diff --git a/pyrogram/client.py b/pyrogram/client.py
index 956b4499..ef1c099e 100644
--- a/pyrogram/client.py
+++ b/pyrogram/client.py
@@ -96,6 +96,10 @@ class Client(Methods):
             Code of the language used on the client, in ISO 639-1 standard.
             Defaults to "en".
 
+        system_lang_code (``str``, *optional*):
+            Code of the language used on the system, in ISO 639-1 standard.
+            Defaults to "en".
+
         ipv6 (``bool``, *optional*):
             Pass True to connect to Telegram using IPv6.
             Defaults to False (IPv4).
@@ -193,6 +197,7 @@ class Client(Methods):
 
     LANG_PACK = ""
     LANG_CODE = "en"
+    SYSTEM_LANG_CODE = "en"
 
     PARENT_DIR = Path(sys.argv[0]).parent
 
@@ -218,6 +223,7 @@ class Client(Methods):
         system_version: str = SYSTEM_VERSION,
         lang_pack: str = LANG_PACK,
         lang_code: str = LANG_CODE,
+        system_lang_code: str = SYSTEM_LANG_CODE,
         ipv6: bool = False,
         proxy: dict = None,
         test_mode: bool = False,
@@ -248,6 +254,7 @@ class Client(Methods):
         self.system_version = system_version
         self.lang_pack = lang_pack.lower()
         self.lang_code = lang_code.lower()
+        self.system_lang_code = system_lang_code.lower()
         self.ipv6 = ipv6
         self.proxy = proxy
         self.test_mode = test_mode
diff --git a/pyrogram/enums/sent_code_type.py b/pyrogram/enums/sent_code_type.py
index 474ed6b0..a2c252d6 100644
--- a/pyrogram/enums/sent_code_type.py
+++ b/pyrogram/enums/sent_code_type.py
@@ -43,3 +43,9 @@ class SentCodeType(AutoName):
 
     EMAIL_CODE = raw.types.auth.SentCodeTypeEmailCode
     "The code was sent via email."
+
+    FIREBASE_SMS = raw.types.auth.SentCodeTypeFirebaseSms
+    "The code should be delivered via SMS after Firebase attestation."
+
+    SETUP_EMAIL_REQUIRED = raw.types.auth.SentCodeTypeSetUpEmailRequired
+    "The user should add and verify an email address in order to login."
diff --git a/pyrogram/session/session.py b/pyrogram/session/session.py
index e5b53d17..b2a93d2f 100644
--- a/pyrogram/session/session.py
+++ b/pyrogram/session/session.py
@@ -125,7 +125,7 @@ class Session:
                                 app_version=self.client.app_version,
                                 device_model=self.client.device_model,
                                 system_version=self.client.system_version,
-                                system_lang_code=self.client.lang_code,
+                                system_lang_code=self.client.system_lang_code,
                                 lang_pack=self.client.lang_pack,
                                 lang_code=self.client.lang_code,
                                 query=raw.functions.help.GetConfig(),
diff --git a/pyrogram/storage/file_storage.py b/pyrogram/storage/file_storage.py
index 1c77688c..628a1131 100644
--- a/pyrogram/storage/file_storage.py
+++ b/pyrogram/storage/file_storage.py
@@ -26,7 +26,7 @@ from .sqlite_storage import SQLiteStorage
 log = logging.getLogger(__name__)
 
 SCHEMA = """
-CREATE TABLE usernames
+CREATE TABLE IF NOT EXISTS usernames
 (
     id       INTEGER,
     username TEXT,