Microsoft Issues Emergency Patch For Millions Of PCs To Fix These Major Issues

This past Saturday, Microsoft released an out-of-band Windows to address two serious bugs that it introduced itself with its January 2026 security updates, affecting a wide range of Windows 10, Windows 11, and Windows Server systems. The emergency patch fixes connection and authentication failures in remote access tools, including Remote Desktop and Cloud PC environments, which left some users unable to sign in after installing the original January update. Microsoft says the issue affected multiple versions of Windows 11, Windows 10 Enterprise, and Windows Server, prompting the unscheduled release outside of its normal Patch Tuesday cadence.

A second bug, limited to Windows 11 version 23H2 systems with Secure Launch enabled, caused affected PCs to restart instead of shutting down or entering hibernation. This fundamental failure, which we reported on this past Friday. earned forceful facepalms from users and IT administrators alike. It was possible to work around with a fix ...