diff --git a/app/bybit/web_socket.py b/app/bybit/web_socket.py
index a0ecc02..b89fb6e 100644
--- a/app/bybit/web_socket.py
+++ b/app/bybit/web_socket.py
@@ -22,6 +22,7 @@ class WebSocketBot:
         self.ws_private = None
         self.user_messages = {}
         self.user_sockets = {}
+        self.user_keys = {}
         self.loop = None
         self.message_handler = TelegramMessageHandler(telegram_bot)
 
@@ -37,14 +38,23 @@ class WebSocketBot:
                 if not api_key or not api_secret:
                     continue
 
-                if tg_id in self.user_sockets:
+                keys_stored = self.user_keys.get(tg_id)
+                if tg_id in self.user_sockets and keys_stored == (api_key, api_secret):
                     continue
 
+                if tg_id in self.user_sockets:
+                    self.user_sockets.clear()
+                    self.user_messages.clear()
+                    self.user_keys.clear()
+                    logger.info("Closed old websocket for user %s due to key change", tg_id)
+
                 success = await self.try_connect_user(api_key, api_secret, tg_id)
                 if success:
+                    self.user_keys[tg_id] = (api_key, api_secret)
                     self.user_messages.setdefault(
                         tg_id, {"position": None, "order": None, "execution": None}
                     )
+                    logger.info("User %s connected to WebSocket", tg_id)
                 else:
                     await asyncio.sleep(30)
 
@@ -54,7 +64,8 @@ class WebSocketBot:
         """Clear the user_sockets and user_messages dictionaries."""
         self.user_sockets.clear()
         self.user_messages.clear()
-        logger.info("Cleared user_sockets and user_messages on shutdown")
+        self.user_keys.clear()
+        logger.info("Cleared user_sockets")
 
     async def try_connect_user(self, api_key, api_secret, tg_id):
         """Try to connect a user to the WebSocket."""
diff --git a/app/telegram/handlers/main_settings/additional_settings.py b/app/telegram/handlers/main_settings/additional_settings.py
index b60036a..1d1dd4e 100644
--- a/app/telegram/handlers/main_settings/additional_settings.py
+++ b/app/telegram/handlers/main_settings/additional_settings.py
@@ -907,7 +907,7 @@ async def leverage(message: Message, state: FSMContext) -> None:
 
             if leverage_float > max_leverage or leverage_float < min_leverage:
                 await message.answer(
-                    text=f"Кредитное плечо должно быть от {min_leverage} до {max_leverage}.",
+                    text=f"Кредитное плечо должно быть от {min_leverage} до {max_leverage}",
                     reply_markup=kbi.back_to_additional_settings,
                 )
                 logger.info(
@@ -946,7 +946,7 @@ async def leverage(message: Message, state: FSMContext) -> None:
         )
         if req_leverage and req_leverage_to_buy_and_sell:
             await message.answer(
-                text=f"Кредитное плечо успешно установлено на {leverage_float}.",
+                text=f"Кредитное плечо успешно установлено на {leverage_float}",
                 reply_markup=kbi.back_to_additional_settings,
             )
             logger.info(
@@ -1036,7 +1036,7 @@ async def set_leverage_to_buy(message: Message, state: FSMContext) -> None:
             )
             if leverage_to_buy_float > max_leverage:
                 await message.answer(
-                    text=f"Кредитное плечо {leverage_to_buy_float} превышает максимальное {max_leverage} для {symbol}.",
+                    text=f"Кредитное плечо {leverage_to_buy_float} превышает максимальное {max_leverage} для {symbol}",
                     reply_markup=kbi.back_to_additional_settings,
                 )
                 logger.info(
@@ -1149,7 +1149,7 @@ async def set_leverage_to_sell(message: Message, state: FSMContext) -> None:
             )
             if leverage_to_sell_float < min_leverage:
                 await message.answer(
-                    text=f"Кредитное плечо {leverage_to_sell_float} ниже минимального {min_leverage} для {symbol}.",
+                    text=f"Кредитное плечо {leverage_to_sell_float} ниже минимального {min_leverage} для {symbol}",
                     reply_markup=kbi.back_to_additional_settings,
                 )
                 logger.info(
@@ -1188,7 +1188,7 @@ async def set_leverage_to_sell(message: Message, state: FSMContext) -> None:
         if req:
             await message.answer(
                 text=f"Размер кредитного плеча установлен на {leverage_to_buy_float} для Лонга "
-                f"и {leverage_to_sell_float} для Шорта .",
+                f"и {leverage_to_sell_float} для Шорта",
                 reply_markup=kbi.back_to_additional_settings,
             )
         else:
@@ -1310,7 +1310,7 @@ async def set_order_quantity(message: Message, state: FSMContext) -> None:
 
             if quantity < min_order_qty or quantity > max_order_qty:
                 await message.answer(
-                    text=f"Количество ордера должно быть от {min_order_qty} до {max_order_qty}.",
+                    text=f"Количество ордера должно быть от {min_order_qty} до {max_order_qty}",
                     reply_markup=kbi.back_to_additional_settings,
                 )
                 return
@@ -1321,7 +1321,7 @@ async def set_order_quantity(message: Message, state: FSMContext) -> None:
 
         if req:
             await message.answer(
-                text=f"Количество ордера установлено на {message.text}.",
+                text=f"Количество ордера установлено на {message.text}",
                 reply_markup=kbi.back_to_additional_settings,
             )
         else:
@@ -1428,7 +1428,7 @@ async def set_martingale_factor(message: Message, state: FSMContext) -> None:
 
         if req:
             await message.answer(
-                text=f"Коэффициент мартингейла установлен на {message.text}.",
+                text=f"Коэффициент мартингейла установлен на {message.text}",
                 reply_markup=kbi.back_to_additional_settings,
             )
         else:
@@ -1534,7 +1534,7 @@ async def set_max_bets_in_series(message: Message, state: FSMContext) -> None:
 
         if req:
             await message.answer(
-                text=f"Максимальное количество шагов установлено на {message.text}.",
+                text=f"Максимальное количество шагов установлено на {message.text}",
                 reply_markup=kbi.back_to_additional_settings,
             )
         else: