Microsoft might have fixed that bug with shutdowns, but its latest Windows 11 update means sleep mode now locks up some PCs.

After Windows 11 January 2026 update, we're seeing reports of other issues, including a sleep problem (S3), and more.

Microsoft has now admitted that the January security updates for Windows 11 23H2 can interfere with sleep mode and shutdown.

If your computer is consistently going into sleep mode even when you don't want it to, it can be frustrating and disrupt your workflow. This issue can be caused by a variety of factors, including ...

If your Windows laptop overheats while in sleep mode, use the following steps to fix the issue. Before proceeding, I suggest you clean your laptop, as this issue may be caused by dust accumulating ...

The following fixes will help you resolve the problem if your Windows 11/10 computer restarts after Sleep or whenever you try to put it to Sleep. Check if Hybrid Sleep is activated on your computer.