Try toggling the Anti-cheat hook on or off.Use: 'Capture Specific Window' or 'Capture foreground window with hotkey' to force the capture to the game.Some games and Windows Store games, like Sea of Thieves, need this due to given additional permissions. Have Streamlabs OBS installed in Program Files (default install location).Right click the shortcut on your desktop and select 'Run as Administrator'.Delete the capture source, restart Streamlabs OBS as administrator, and re-add the source.Follow these simple steps to fix your game capture source not working: