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

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.

Windows 11 Patch Tuesday updates for 24H2 and 25H2 reportedly break classic Outlook, causing freezes, hangs, and lost email drafts.

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 users report system freezes, app crashes, and driver issues after installing Microsoft update KB5074109.

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.

Microsoft has released Windows 11 KB5074109 and KB5073455 cumulative updates for versions 25H2/24H2 and 23H2 to fix security vulnerabilities, bugs, and add new features.

It's hard to believe, but Windows 11 is nearly five years old, and it brought significant changes when it launched. Many of its core functions are similar to Windows 10, as Microsoft focused on other aspects,

Windows 11 KB5074109 causes a black screen on some PCs, including those with an Nvidia GPU, and also freezes Outlook if you use POP.