Use this to disable the feature for every game on your system.
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? windows fullscreen optimization disable
For advanced users, FSO behavior can be tweaked via the Registry, though this is risky and generally unnecessary for average users. Some third-party tools (like "DWM Optimizer" scripts) attempt to strip the DWM down to Windows 7-style logic, but these often break HDR and multi-monitor setups.
Whether you are looking to squeeze out more performance or fix a specific game's graphical glitch, here is everything you need to know about disabling this feature. How to Disable Fullscreen Optimizations (Game-by-Game) Use this to disable the feature for every
In 2024, the gap has narrowed significantly. Microsoft has improved FSO to the point where the latency penalty is negligible for 95% of players. The "Flip Model" presentation used in modern DX12 titles is incredibly efficient, often matching Exclusive Mode latency while keeping the benefits of fast Alt-Tabbing.
With Windows 10, Microsoft introduced the as a permanent, always-on compositor. Unlike the old Aero, which could be disabled, the modern DWM cannot be turned off without crashing the OS interface. Which of these would be most helpful for your setup
The most common way to disable this feature is on a per-game basis. This is recommended because most modern games work perfectly with the optimization, and you only want to disable it for problematic titles.
Editing the registry can harm your OS if done incorrectly. Back up your registry first.
