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Tom’s Hardware
Tom’s Hardware
Technology
Hassam Nasir

Microsoft blames RGB peripherals for crashing Windows 11 — RGB software is causing blue screens, crashes, and game freezes

A closeup of a PC build with lots of RGB lighting in an In Win PC case, this is an example of the kind of PC build you could put together if you're out of the budget realm.

Like clockwork, it's a new month and a new OS-breaking bug has been discovered in Windows 11's latest monthly update, KB5121003. Users reported random system instability, with games freezing or outright crashing, and even BSODs in worst-case scenarios. Microsoft investigated the issue and reached a vindicating conclusion — RGB software installed on affected PCs was interfering with core system components, causing Windows 11 to become unstable.

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