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

It's not just January's one.

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

Microsoft issued a second emergency Windows patch in January after earlier fixes caused new bugs, raising concerns about ...

After Windows 11 January 2026 update, we're seeing reports of other issues, including a sleep problem (S3), and more.

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

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

Microsoft’s new warning was spotted by Windows Latest. “In an updated support document, the company has confirmed that the update is indeed crashing some PCs.” This primarily affects commercial PCs.

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

The first big Windows update of 2026 is a glitchy mess - here's the full list of bugs and fixes ...

Everyone knows you need to keep your operating system up to date, but what happens when a company botches the update and ...