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 ...

Microsoft has released emergency Windows 11 / 10 updates again with KB5078127 KB5078132 KB5078129, and KB5078131.

Microsoft issues second emergency patch for Windows this month - update your PC today ...

Microsoft might have fixed that bug with shutdowns, but its latest Windows 11 update means sleep mode now locks up some PCs.

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

Struggling with the frustrating Windows 11 "Registry Database Corrupt" error? Discover proven, step-by-step fixes to restore ...

Microsoft's January 2026 Patch Tuesday update – already notorious for causing serious issues – is now being blamed for slowing down Nvidia graphics cards. While Nvidia ...

After 30 years with Linux, I switched it for Windows 11 - and found 9 serious problems ...

If Windows 11 installation starts all over again after reboot, execute the solutions mentioned below to resolve it. The installation may restart continuously instead of progressing to the next setup ...