‘Fail To Shut Down’—Microsoft Issues Windows Update Warning

Microsoft has issued another warning that shutting down Windows PCs is harder than it should be. You may recall the longstanding “update and shutdown” mistake finally admitted and fixed last year. Well, here we go again. Microsoft has just warned that updated PCs “might fail to shut down or hibernate.”

“After installing the January 13, 2026, Windows security update,” Microsoft says, affecting Windows 11, version 23H2, “some PCs with Secure Launch are unable to shut down or enter hibernation. Instead, the device restarts.”

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For those unfamiliar, Secure Launch “uses virtualization-based security to protect the system from firmware-level threats during startup.” You can find more details here.

Microsoft advises affected users to do this instead: “Type cmd in the Search bar and select cmd from the search results to open a…