The various Windows 10 gaming features can cause rendering and encoding issues when using OBS. It is recommended you disable all gaming related features in Windows 10 to ensure OBS performs at its best.
All features can be found in the Windows Setting App under Gaming, the keyboard shortcut to open settings is Windows + i.
Game DVR can cause conflicts with OBS when using hardware encoding such as NVENC.
Consumer NVIDIA GPUs for example are limited to two(2) encoding sessions. Game DVR and Geforce Experience(ShadowPlay) will often consume both of these sessions if enabled, preventing you from recording or streaming(or both simultaneously) when using NVENC.
Game DVR can also cause performance issues, it is still recommended to disable Game DVR even if you don't plan on using hardware encoding.
Depending on your version of Windows 10 the name of this feature changes.
This feature can cause major performance issues with OBS and games, it is strongly recommended to disable it.
The Windows 10 Creators Update (version 1703) added Game Mode. Game Mode tries to allocate all GPU resources to the current game in focus, starving OBS of the GPU resources it needs to render.
Game Mode is enabled automatically by Windows and disabling it is performed differently depending on your version of Windows 10. Not sure which you have?
winverto show your current version of Windows 10.
To disable Game Mode in Windows 10 1809 or later.
For Windows 10 1803 or earlier, Game Mode must be disabled individually per-game or globally using the Registry.
It's recommended to disable it globally.
The following steps require Administrator access to perform.
regedit> hit OK/Enter. You can also open the Start Menu and type
Registry Editorand launch the application.
In the Registry Editor:
HKEY_CURRENT_USER\Software\Microsoft\GameBar. You can paste this directly into the address bar at the top to go there quickly.
In the GameBar folder look for an key called
AllowAutoGameMode in the right panel, if the key is not there you can create it.
0, close the Registry Editor, reboot your PC.
To disable Game Mode per-game: