diff --git a/basethon/base_thon.py b/basethon/base_thon.py
index bdfb763..1aff158 100644
--- a/basethon/base_thon.py
+++ b/basethon/base_thon.py
@@ -5,6 +5,10 @@ from typing import Self
 
 from telethon import TelegramClient
 from telethon.sessions import StringSession
+from telethon.tl.functions.account import UpdateStatusRequest
+from telethon.tl.functions.help import GetCountriesListRequest, GetNearestDcRequest
+from telethon.tl.functions.langpack import GetLangPackRequest
+from telethon.types import JsonNumber, JsonObject, JsonObjectValue
 
 from .consts import API_PACKS
 from .exceptions import ThonBannedError
@@ -13,6 +17,7 @@ from .exceptions import ThonBannedError
 class BaseData:
     def __init__(self, json_data: dict, raise_error: bool):
         self.__json_data, self.__raise_error = json_data, raise_error
+        self._logger = logging.getLogger("basethon")
 
     @property
     def json_data(self) -> dict:
@@ -112,21 +117,24 @@ class BaseData:
             return {}
         return proxy
 
+    @property
+    def tz_offset(self) -> int | None:
+        if tz_offset := self.json_data.get("tz_offset"):
+            return tz_offset
+
 
 class BaseThon(BaseData):
     def __init__(
         self,
         item: Path | None,
         json_data: dict,
-        retries: int = 50,
+        retries: int = 10,
         timeout: int = 10,
-        debug: bool = False,
         raise_error: bool = True,
     ):
         self.__item, self.__retries, self.__timeout = item, retries, timeout
         super().__init__(json_data, raise_error)
         self.__client = self.__get_client()
-        self.__debug = debug
 
     @property
     def client(self) -> TelegramClient:
@@ -147,15 +155,30 @@ class BaseThon(BaseData):
             proxy=self.proxy,
             timeout=self.__timeout,
         )
+        if self.tz_offset:
+            tz_offset = JsonObjectValue("tz_offset", JsonNumber(self.tz_offset))
+            client._init_request.params = JsonObject([tz_offset])
         client._init_request.lang_pack = API_PACKS.get(self.app_id, "android")
 
         return client
 
+    async def get_additional_data(self):
+        lang_pack = API_PACKS.get(self.app_id, "")
+        with contextlib.suppress(Exception):
+            await self.client(GetLangPackRequest(lang_pack, self.lang_pack))
+        with contextlib.suppress(Exception):
+            await self.client(GetNearestDcRequest())
+        with contextlib.suppress(Exception):
+            await self.client(GetCountriesListRequest(self.lang_pack, 0))
+
     async def check(self) -> str:
         try:
             await self.client.connect()
             if not await self.client.is_user_authorized():
                 return "ERROR_AUTH:BAN_ERROR"
+            await self.get_additional_data()
+            with contextlib.suppress(Exception):
+                await self.client(UpdateStatusRequest(offline=False))
             return "OK"
         except ConnectionError:
             await self.disconnect()
@@ -165,11 +188,12 @@ class BaseThon(BaseData):
             return "ERROR_AUTH:BAN_ERROR"
         except Exception as e:
             await self.disconnect()
-            if self.__debug:
-                logging.exception(e)
+            self._logger.exception(e)
             return f"ERROR_AUTH:{e}"
 
     async def disconnect(self):
+        with contextlib.suppress(Exception):
+            await self.client(UpdateStatusRequest(offline=True))
         with contextlib.suppress(Exception):
             await self.client.disconnect()  # type: ignore