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 has released emergency Windows 11 / 10 updates again with KB5078127 KB5078132 KB5078129, and KB5078131.

Microsoft released yesterday a second wave of Windows 11 emergency updates to address an issue causing some apps to become unresponsive when saving files to cloud storage services.

Microsoft has released a second emergency Windows 11 update, KB5078127, to fix Outlook crashes, cloud file errors, and other Patch Tuesday issues.

The fix is for a bug that prevents some systems from shutting down, while another bug that prevents hibernation has no workaround yet.

Microsoft has released emergency, out-of-band updates on Saturday for Windows 10, Windows 11, and Windows Server to fix an issue that prevented Microsoft Outlook classic from opening when using PSTs stored in cloud storage.

Microsoft has rolled out a fix for the problems affecting some users of its Secure Launch feature.

Microsoft updates a workaround to fix broken Start Menu, Taskbar, and File Explorer issues on Windows 11 24H2 and 25H2.

Microsoft has issued an urgent fix for Windows 11 after a recent security update caused several major issues with the operating system. One of the bugs prevented some systems from shutting down or hibernating properly,