diff --git a/client.py b/client.py
index dfa928dc..f31967ab 100644
--- a/client.py
+++ b/client.py
@@ -25,7 +25,7 @@ async def add_client(
             id=client_id,
             email=email.lower(),
             limit_ip=limit_ip,
-            total_gb = TOTAL_GB,
+            total_gb=TOTAL_GB,
             expiry_time=expiry_time,
             enable=enable,
             tg_id=tg_id,
diff --git a/handlers/admin/admin_user_editor.py b/handlers/admin/admin_user_editor.py
index 07673ee9..768ecae3 100644
--- a/handlers/admin/admin_user_editor.py
+++ b/handlers/admin/admin_user_editor.py
@@ -300,22 +300,18 @@ async def handle_key_name_input(message: types.Message, state: FSMContext):
             key_buttons.row(
                 InlineKeyboardButton(
                     text="⏳ Изменить время истечения",
-                    callback_data=f"change_expiry|{email}"
+                    callback_data=f"change_expiry|{email}",
                 )
             )
             key_buttons.row(
                 InlineKeyboardButton(
-                    text="❌ Удалить ключ",
-                    callback_data=f"delete_key_admin|{email}"
+                    text="❌ Удалить ключ", callback_data=f"delete_key_admin|{email}"
                 )
             )
 
         key_buttons.row(
-                InlineKeyboardButton(
-                    text="🔙 Назад",
-                    callback_data="back_to_user_editor"
-                )
-            )
+            InlineKeyboardButton(text="🔙 Назад", callback_data="back_to_user_editor")
+        )
 
         await message.reply(
             "\n".join(response_messages),
diff --git a/handlers/payments/cryprobot_pay.py b/handlers/payments/cryprobot_pay.py
index 2e5dd39a..bfad4bf3 100644
--- a/handlers/payments/cryprobot_pay.py
+++ b/handlers/payments/cryprobot_pay.py
@@ -77,6 +77,12 @@ async def process_callback_pay_cryptobot(
                     callback_data=PAYMENT_OPTIONS[i]["callback_data"],
                 )
             )
+    builder.row(
+        InlineKeyboardButton(
+            text="💰 Ввести свою сумму", callback_data="enter_custom_amount"
+        )
+    )
+    builder.row(InlineKeyboardButton(text="⬅️ Назад", callback_data="back_to_profile"))
 
     key_count = await get_key_count(tg_id)
 
diff --git a/handlers/payments/freekassa_pay.py b/handlers/payments/freekassa_pay.py
index a916e587..dc4007e1 100644
--- a/handlers/payments/freekassa_pay.py
+++ b/handlers/payments/freekassa_pay.py
@@ -119,6 +119,12 @@ async def process_callback_pay_freekassa(
                     callback_data=PAYMENT_OPTIONS[i]["callback_data"],
                 )
             )
+    builder.row(
+        InlineKeyboardButton(
+            text="💰 Ввести свою сумму", callback_data="enter_custom_amount"
+        )
+    )
+    builder.row(InlineKeyboardButton(text="⬅️ Назад", callback_data="back_to_profile"))
 
     await bot.delete_message(
         chat_id=tg_id, message_id=callback_query.message.message_id
diff --git a/handlers/payments/stars_pay.py b/handlers/payments/stars_pay.py
index 695ed355..83002603 100644
--- a/handlers/payments/stars_pay.py
+++ b/handlers/payments/stars_pay.py
@@ -72,6 +72,12 @@ async def process_callback_pay_stars(
                     callback_data=PAYMENT_OPTIONS[i]["callback_data"],
                 )
             )
+    builder.row(
+        InlineKeyboardButton(
+            text="💰 Ввести свою сумму", callback_data="enter_custom_amount"
+        )
+    )
+    builder.row(InlineKeyboardButton(text="⬅️ Назад", callback_data="back_to_profile"))
 
     key_count = await get_key_count(tg_id)
 
diff --git a/handlers/payments/yookassa_pay.py b/handlers/payments/yookassa_pay.py
index 894e9090..87d59a43 100644
--- a/handlers/payments/yookassa_pay.py
+++ b/handlers/payments/yookassa_pay.py
@@ -63,24 +63,32 @@ async def process_callback_pay_yookassa(
 
     builder = InlineKeyboardBuilder()
 
-    for i in range(0, 4, 2):
-        builder.row(
-            InlineKeyboardButton(
-                text=PAYMENT_OPTIONS[i]["text"],
-                callback_data=PAYMENT_OPTIONS[i]["callback_data"],
-            ),
-            InlineKeyboardButton(
-                text=PAYMENT_OPTIONS[i + 1]["text"],
-                callback_data=PAYMENT_OPTIONS[i + 1]["callback_data"],
-            ),
-        )
-
-    for i in range(4, len(PAYMENT_OPTIONS)):
-        builder.row(
-            InlineKeyboardButton(
-                text=PAYMENT_OPTIONS[i]["text"],
-                callback_data=PAYMENT_OPTIONS[i]["callback_data"],
+    for i in range(0, len(PAYMENT_OPTIONS), 2):
+        if i + 1 < len(PAYMENT_OPTIONS):
+            builder.row(
+                InlineKeyboardButton(
+                    text=PAYMENT_OPTIONS[i]["text"],
+                    callback_data=PAYMENT_OPTIONS[i]["callback_data"],
+                ),
+                InlineKeyboardButton(
+                    text=PAYMENT_OPTIONS[i + 1]["text"],
+                    callback_data=PAYMENT_OPTIONS[i + 1]["callback_data"],
+                ),
             )
+        else:
+            builder.row(
+                InlineKeyboardButton(
+                    text=PAYMENT_OPTIONS[i]["text"],
+                    callback_data=PAYMENT_OPTIONS[i]["callback_data"],
+                )
+            )
+        builder.row(
+            InlineKeyboardButton(
+                text="💰 Ввести свою сумму", callback_data="enter_custom_amount"
+            )
+        )
+        builder.row(
+            InlineKeyboardButton(text="⬅️ Назад", callback_data="back_to_profile")
         )
 
     key_count = await get_key_count(tg_id)
diff --git a/handlers/start.py b/handlers/start.py
index b2c0b553..70aac888 100644
--- a/handlers/start.py
+++ b/handlers/start.py
@@ -8,7 +8,7 @@ from aiogram.utils.keyboard import InlineKeyboardBuilder
 from loguru import logger
 
 from bot import bot
-from config import APP_URL, CHANNEL_URL, DATABASE_URL, SUPPORT_CHAT_URL, DOWNLOAD_IOS, DOWNLOAD_ANDROID, CONNECT_ANDROID, CONNECT_IOS
+from config import CHANNEL_URL, CONNECT_ANDROID, CONNECT_IOS, DATABASE_URL, DOWNLOAD_ANDROID, DOWNLOAD_IOS, SUPPORT_CHAT_URL
 from database import add_connection, add_referral, check_connection_exists, get_trial
 from handlers.keys.trial_key import create_trial_key
 from handlers.texts import INSTRUCTIONS_TRIAL, WELCOME_TEXT, get_about_vpn