Disable Full Screen Optimization Windows 11 |verified| Direct

Test each game individually. FSO affects different engines (Unreal, Unity, custom) in different ways. Disabling it system-wide can break some modern UWP or Game Pass titles.

To disable for a specific app, create a new with the full path to the .exe , and set its data to: disable full screen optimization windows 11

Competitive gamers playing older DX9 or DX11 titles (e.g., CS2 ) who want the lowest possible input latency. Test each game individually

cmd /c start "" /high "D:\Games\YourGame.exe" disable full screen optimization windows 11