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 confirmed that the Windows 11 January 2026 Update is causing at least three major issues, rolling out fixes for two bugs.

Microsoft has released fixes for a set of flawed January 2026 security updates that caused authentication and power management issues for some users. The updates are available for Windows client versions 10,

When you open up Edge on Windows 11, you'll see a vast array of tiles showing news headlines and sponsored ads. For the most part, the tiles are influenced by how you personalize your content choices and also by Microsoft's AI. For example, if you click on a lot of crime news, you might start getting more crime news.

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.