With Windows 10’s March 2021 updates and subsequent updates, some users have been experiencing performance issues when playing games. These gaming issues include decreased frame rate, stuttering in certain games, and flickering textures. NVIDIA had even recommended that users should remove the recent Windows 10 updates to resolve these issues.Thankfully, Microsoft has confirmed that it’s working on a fix for the issue that prevents power plans and game mode from working, causing lower FPS and reduced performance for gamers. These bug fixes will be released in the production channel as part of the upcoming optional update and August 2021 Patch Tuesday.
Source: https://www.bleepingcomputer.com/news/microsoft/microsoft-s-fix-for-windows-10-gaming-issues-is-coming-soon/