diff --git a/Services/Interfaces/telegram_bot_interface/telegram_bot.py b/Services/Interfaces/telegram_bot_interface/telegram_bot.py
index b937f3896..7396eda75 100644
--- a/Services/Interfaces/telegram_bot_interface/telegram_bot.py
+++ b/Services/Interfaces/telegram_bot_interface/telegram_bot.py
@@ -127,12 +127,17 @@ def set_telegram_api_2fa_code(update, _):
             result = False
             param = TelegramBotInterface.get_command_param("/telegram_2fa_code", update)
             telegram_api = Services_bases.TelegramApiService.get_instance_if_exists()
-            if telegram_api is None:
-                self.logger.error("TelegramApiService is not running, can't set auth_code")
+            if not param:
+                message = "Please provide a value to the command"
+            elif telegram_api is None:
+                message = "TelegramApiService is not running, can't set auth_code"
+                TelegramBotInterface.get_logger().error(message)
             else:
-                result = interfaces_util.run_in_bot_main_loop(telegram_api.set_telegram_2fa_code(str(int(param) + 1)))
-            TelegramBotInterface._send_message(update, "Done. Please restart me to apply."
-                                                        if result else "Error, see my logs for more details")
+                result, message = \
+                    interfaces_util.run_in_bot_main_loop(telegram_api.set_telegram_2fa_code(str(int(param) + 1)))
+            TelegramBotInterface._send_message(update,
+                                               message
+                                               if result else f"Error ({message}), see my logs for more details.")
 
     @staticmethod
     def get_command_param(command_name, update):
diff --git a/Services/Services_bases/telegram_api_service/telegram_api.py b/Services/Services_bases/telegram_api_service/telegram_api.py
index 5202cd704..0128e4c48 100644
--- a/Services/Services_bases/telegram_api_service/telegram_api.py
+++ b/Services/Services_bases/telegram_api_service/telegram_api.py
@@ -43,7 +43,8 @@ def __init__(self):
         self.tentacle_resources_path = tentacles_manager_api.get_tentacle_resources_path(self.__class__)
         bot_logging.set_logging_level(self.LOGGERS, logging.WARNING)
 
-    async def set_telegram_2fa_code(self, auth_code):
+    async def set_telegram_2fa_code(self, auth_code) -> (bool, str):
+        error = ""
         try:
             self.auth_code = auth_code
             await self.telegram_client.sign_in(self.config[services_constants.CONFIG_CATEGORY_SERVICES][services_constants.CONFIG_TELEGRAM_API]\
@@ -51,12 +52,13 @@ async def set_telegram_2fa_code(self, auth_code):
             self.user_account = (await self.telegram_client.get_me())
             self.connected = True
         except Exception as e:
-            self.logger.exception(e, True, f"Error when login in TelegramApiService: {e}")
-        return self.connected
+            error = f"Error when login in TelegramApiService: {e}"
+            self.logger.exception(e, True, )
+        return self.connected, error
 
     def get_fields_description(self):
         return {
-            services_constants.CONFIG_API: "App api key.",
+            services_constants.CONFIG_API: "App api id.",
             services_constants.CONFIG_API_HASH: "App api hash.",
             services_constants.CONFIG_TELEGRAM_PHONE: "Your telegram phone number (beginning with '+' country code).",
         }
@@ -103,8 +105,9 @@ async def prepare(self):
                                                                base_logger=self.get_name())
                 await self.telegram_client.connect()
                 if not (await self.telegram_client.is_user_authorized()):
-                    await self.telegram_client.send_code_request(self.config[services_constants.CONFIG_CATEGORY_SERVICES][services_constants.CONFIG_TELEGRAM_API]\
-                    [services_constants.CONFIG_TELEGRAM_PHONE])
+                    await self.telegram_client.send_code_request(
+                        self.config[services_constants.CONFIG_CATEGORY_SERVICES][services_constants.CONFIG_TELEGRAM_API]\
+                        [services_constants.CONFIG_TELEGRAM_PHONE])
                 else:
                     self.user_account = (await self.telegram_client.get_me())
                     self.connected = True
@@ -166,6 +169,9 @@ async def download_media_from_message(self, message, source=""):
     def get_successful_startup_message(self):
         try:
             return f"Successfully connected to {self.user_account.username} account.", True
+        except AttributeError:
+            self.logger.error(f"Error when connecting to Telegram API: invalid telegram configuration.")
+            return "", False
         except Exception as e:
             self.logger.error(f"Error when connecting to Telegram API ({e}): invalid telegram configuration.")
             return "", False