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 issues emergency Windows 11 fix after computers fail to shut down - One of the bugs to the world’s most popular operating system remains unfixed

What is Microsoft 365 451 4.3.2 Temporary Server Error and how to fix it? Microsoft 365 faced outages affecting Outlook, Teams, Defender, and Purview. Users reported over 11,000 issues. The error indicates server-side problems.

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

Microsoft 365 services including Outlook, Microsoft Defender and Microsoft Purview were impacted on Thursday, with the company issuing an update on the matter.

Microsoft released an out-of-band update Friday to resolve credential authentication failures affecting Azure Virtual Desktop and Windows 365 connections that emerged after the company's January 2026 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 rolled out the latest cumulative updates for Windows on January 13, 2026. Soon after installing the patches, users began reporting erratic behavior on both home