Official Microsoft documentation says "refresh rates above 1,000Hz," but support actually goes far higher.

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Windows 11 KB5079391 released with 1000 Hz refresh rate support, ability to turn on or off Smart App Control without ...

The March 2026 non-security update for Windows 11 is here with 1000Hz+ display refresh rate support, File Explorer ...

PCWorld reports that Windows 11 now supports refresh rates exceeding 1,000Hz, with potential for displays reaching up to 5,000Hz in future updates. This advancement benefits gamers by reducing motion ...

"But it's also the case that many users of older, incompatible PCs could benefit a lot from an upgrade at this point." I can't think of any reason why this is more so the case at this point in time ...

Windows 11 KB5086672 is now rolling out as an optional update with several notable improvements after March 2026 update ...