Some machines are failing to start after security updates, prompting yet another Microsoft investigation Microsoft is investigating reports that its January 2026 security updates are leaving some ...

Microsoft is telling Windows 11 users to do something it almost never recommends: roll back a critical security update if ...

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

Microsoft says uninstall Windows 11 update KB5074109 to fix Outlook Classic hangs, black screens and other stability issues ...

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.

After the first update stopped PCs from shutting down or going to sleep, the latest one halts the boot-up process. Microsoft ...

Microsoft has resolved a known issue that was causing security applications to flag a core Windows component, the company ...

Microsoft adds HMAC protection to CLFS in Windows 11 25H2 and Server 2025, improving security while increasing disk and I/O overhead.

A Windows 11 security update caused shutdown and remote access failures, forcing Microsoft to release an emergency fix within ...

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