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

Windows 11 KB5074109 is causing crashes, reboots, black screens, and BSOD errors for some users, but workaround is available.

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

Microsoft has posted an online bulletin confirming that the company is investigating reports that state Windows 11's latest ...

In confirmed cases, Windows 11 boot failure occurs post-update, with the machine stuck at a black screen and unable to ...

Experiencing a Windows 11 boot loop can be incredibly frustrating, transforming your computer into a seemingly endless cycle of restarts that disrupts productivity. When your system continuously fails ...

Microsoft is aware of an alleged issue that leaves PCs unable to boot and requires manual recovery after Windows 11 January ...

To fix the issue with Restart on your PC, uninstall the recently installed programs, and pirated programs, scan for malware, disable antivirus, and uninstall it if it is the cause. Make sure you run ...

Is nothing working on your Windows 10 or Windows 11 computer? Is an application hanging, or is your PC unresponsive? Many people will reach for the hallowed Ctrl + Alt + Del keyboard shortcut, which ...

The fix is for a bug that prevents some systems from shutting down, while another bug that prevents hibernation has no ...