If you weren't able to shut down your Windows 11 device recently, Microsoft has rolled out an emergency fix addressing a couple of critical bugs that popped up with its latest January 2026 Windows security update.

Microsoft's January 2026 security update for Windows 11 has triggered some highly disruptive system issues, users report. As a result, Microsoft rushed this weekend to release emergency updates that fix some problems, but not others.

Microsoft has issued an urgent fix for Windows 11 after a recent security update caused several major issues with the operating system. One of the bugs prevented some systems from shutting down or hibernating properly,

Windows 11 had a rough 2025. We tracked the top 20 Windows 11 issues reported by Windows Latest, from failed updates to broken features.

Microsoft confirmed that the KB5074109 January Windows 11 security update causes the classic Outlook desktop client to freeze and hang for users with POP email accounts.

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

Upgrade to Windows 11 or else. Well, it wasn't that alarmist, but the company ended security updates for Windows 10 in October. (Users of the older operating system can still enroll in a free Extended Security Updates program until October 2026.

The Indian government has issued a cybersecurity alert for Windows 10 and Windows 11 users after identifying a vulnerability in Microsoft's Desktop Window Manager. CERT-In has advised users and organisations to install the latest security updates to prevent sensitive data exposure.