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

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

Struggling with Windows 11 Update Error 0x80073712? Discover proven fixes to resolve this common issue quickly. Step-by-step ...

Struggling with "Error Encountered" during Windows 11 updates? Discover proven, step-by-step fixes to resolve this ...

A Windows security update bug has prevented some Windows 11 24H2 and 25H2 users from booting into their PCs, requiring them ...

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

Microsoft’s first big Windows 11 refresh of the year is going so badly that the company is telling people to pull the update ...

Remember that Windows bug preventing PCs from shutting down or hibernating? It affects more devices than we initially thought ...

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

Microsoft has released a second emergency, out-of-band update for Windows 11, this time to address crashes and instability affecting Outlook following the company’s January 2026 security updates.

In this post, we will see how to fix Windows Update error 0x800f0838. It is fairly common to encounter errors while installing Windows updates. Some users have ...