Windows 11 KB5074109 causes a black screen on some PCs, including those with an Nvidia GPU, and also freezes Outlook if you ...

Windows 11 KB5074109 (January 2026 Update) is causing major issues on some PCs, and Microsoft has more details to share.

Windows update KB5074109 is linked to black screen and freezing issues on Nvidia systems, with users awaiting a driver or ...

Windows 11 runs into another disastrous bug with its latest update — Microsoft admits an 'issue in which devices are failing ...

This comes just hours after reports that another emergency update has been issued by Microsoft to affect other problems ...

Why you need Microsoft's new emergency Windows patch - and the black-screen bug to watch for ...

Windows 11 January update is triggering black screens, Outlook crashes, and remote desktop sign-in failures, for home and ...

Neowin also notes another dark side to this latest issue. “Interestingly, Microsoft came up with a technical solution for ...

Windows 11 January 2026 updates may cause boot failures on some PCs. Microsoft is investigating issues linked to KB5074109.

Microsoft is investigating reports that some Windows 11 devices are failing to boot with "UNMOUNTABLE_BOOT_VOLUME" errors ...