How To Disable _hot_ Fullscreen Optimization Access

This allows the Windows overlay, Game Bar, and alt-tabbing to work instantly without the screen flickering or taking seconds to switch.

If you are looking to implement this fix, here is the definitive guide on how to do it, along with an explanation of why people recommend it. how to disable fullscreen optimization

| Situation | Recommended Method | |-----------|--------------------| | One game has stuttering, others work fine | (per-app) | | Many older games feel laggy, or you prefer exclusive fullscreen | Method 2 (registry) | | You want a quick GUI method without editing registry | Method 3 (Graphics settings) | This allows the Windows overlay, Game Bar, and

Fullscreen optimization is a Windows 10 and 11 feature designed to bridge the gap between "Exclusive Fullscreen" (FSE) and "Borderless Windowed" modes. While it aims to provide the performance of FSE with the fast alt-tabbing of windowed mode, it can sometimes cause frame rate caps, stuttering , or input lag in specific titles. How to Disable for a Specific Game While it aims to provide the performance of