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

Windows 11’s latest update drama: KB5074109 breaks things, and the uninstall process breaks too.

Microsoft’s first Windows 11 security update of 2026 broke shutdowns and some Remote Desktop sign-ins. Microsoft has released ...

Windows 11 shutdown bug explained with causes, fixes, and workarounds to stop restarts, battery drain, and failed power-offs ...

Windows 11 KB5078127 is an 'out-of-band' patch to fix an issue that broke Outlook Classic (POP, PST) after January 2026 Patch ...

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

That said, Microsoft also says “there is no work around at this time for entering hibernation.” Be very careful. “Until this issue is resolved, please ensure you save all your work, and shut down when ...

If you see the You’re not up to date message on the Windows Update page in WIndows 11/10 Settings but no update is available, restart your system and try again. If this does not help, use these fixes: ...

Microsoft confirmed that the KB5074109 January Windows 11 security update causes the classic Outlook desktop client to freeze ...

Windows 11 KB5074109 causes Outlook freezing for POP accounts. Microsoft confirms the issue and investigates a permanent fix.

Microsoft shared a temporary workaround for customers experiencing Outlook freezes after installing this month's Windows ...