Disable [repack] Full Screen Optimization Windows 11 Now

Here’s a clear, step-by-step guide you can use for a forum post, blog article, or guide on disabling in Windows 11. 🔧 How to Disable Full Screen Optimization in Windows 11 If you’re experiencing input lag, stuttering, or lower FPS in games or apps on Windows 11, Full Screen Optimization (FSO) might be the culprit. Introduced in Windows 10 and carried over to 11, FSO changes how games behave in exclusive full-screen mode—often causing performance or alt-tab issues.