ZDNET's key takeaways The January Windows update introduced a couple of new bugs.The glitches affect Windows 11 and 10 and Windows Server.Microsoft has issued emergency patches to resolve the problems.

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

Windows 11 users report system freezes, app crashes, and driver issues after installing Microsoft update KB5074109.

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,

Microsoft will end support in 2026 for Windows 11, Office 2021, and other key products. See what’s affected, key dates, and how to prepare.

Windows 11 SE, Microsoft’s education-first OS for K–8 classrooms, will reach end of support in 2026, forcing schools to upgrade devices or switch platforms.