TL;DR: NVIDIA confirmed Windows 11 update KB5066835 caused significant performance drops in some games on GeForce RTX GPUs. The new GeForce Hotfix Display Driver 581.94 restores up to 50% frame rate ...
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Nvidia confirms that Windows 11's October update hurt gaming performance, releases a patch
Windows 11 October 2025 update (KB5066835) caused reduced in-game performance on some Nvidia GPUs. Nvidia released Hotfix Display Driver 581.94 to address the issue; download it from Nvidia's site.
Nvidia has released its new Game Ready 591.44 WHQL drivers, and all Windows 11 users with GeForce graphics cards are strongly encouraged to install them right away. This release is not just a routine ...
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