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

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

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

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

It just requires a single patch.

Windows 11's latest security rollup is doing something users expect only from horror movies and stubborn smart bulbs: some PCs simply refuse to power off. After installing the new Patch Tuesday update ...