Windows [new] Fullscreen Optimization Disable -

FSO was Microsoft’s solution to bridge the gap between the performance of Exclusive Mode and the multitasking convenience of Windowed Mode.

input lag, stuttering, and capped frame rates in certain titles. Reddit +1 How to Disable It (Step-by-Step) If you are experiencing "mushy" mouse input or unexpected FPS drops, you can disable this feature either for a specific game or across your entire system. Method 1: For a Specific Game (Recommended) This is the safest way to test if the setting actually helps your specific game without affecting your entire PC. Locate the Executable windows fullscreen optimization disable

However, if you are a streamer or someone who constantly Alt+Tabs out of modern single-player games, leaving it on might provide a smoother desktop experience. There is no universal "right" answer—only what works for your specific hardware and game library. FSO was Microsoft’s solution to bridge the gap

As of recent Windows 10 and Windows 11 updates, checking that box does not force a raw exclusive mode takeover. Instead, it tells the DWM to handle the game with a different priority and presentation model. Method 1: For a Specific Game (Recommended) This

The game thinks it is running in Exclusive Fullscreen, but Windows treats it like a borderless window.

Configuring to disable this feature globally for all apps. Which of these would be most helpful for your setup?