When you stop Mouse Clicker in a game, if you want to stay in the game, then you need Mouse Clicker 2.2.6.2 or higher. It has a new feature: Do not activate Mouse Clicker when click stopped.
Check “Do not activate this window when click stopped”, then when Mouse Clicker stopped, you will stay in the game. You can press hotkey Ctrl + F1 and Ctrl + F2 to start and stop Mouse Clicker at any time, and always stay in the game.