Fortunately, there's a workaround.

It just requires a single patch.

Microsoft suggests typing cmd into the Search bar and selecting Command Prompt from the results. Enter shutdown /s /t 0 in ...

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

Microsoft’s first Windows 11 security update of 2026 broke shutdowns and some Remote Desktop sign-ins. Microsoft has released ...

Windows 11 Enterprise and IoT get an update disrupting shutdown and hibernation functionality, but a more manual shutdown is ...

Microsoft has issued an urgent fix for Windows 11 after a recent security update caused several major issues with the ...

Microsoft has acknowledged a serious power-state regression affecting Windows 11 version 23H2 systems after the January 2026 ...

Microsoft's January 2026 update for Windows 11 has led to a shutdown bug affecting a minor group of users, causing systems to ...

That said, Microsoft also says “there is no work around at this time for entering hibernation.” Be very careful. “Until this ...

Microsoft delivers a fix for the Windows 11 issue that prevented PCs from shutting down after installing a security update.

As reported by Windows Latest, Microsoft has now “released fixes for at least two bugs.” Specifically, the shut-down failure ...