Fortunately, there's a workaround.

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

Windows 11 shutdown bug explained with causes, fixes, and workarounds to stop restarts, battery drain, and failed power-offs ...

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 ...

It just requires a single patch.

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

A new bug in the January 2026 Windows 11 update is preventing PCs from shutting down. Here is the temporary fix to save your ...

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