Quick Machine Recovery (QMR) in Windows 11 is a resilience feature that uses cloud-based fixes to restore PC user access during a boot failure.

If your Windows PC is stuck in Diagnostic Startup mode, force Normal Boot via Command Prompt or disable PIN-only sign-in via Regedit.

Repeat this process 3 times. After the 3rd reboot, Windows should enter Recovery Mode automatically. From the Recovery Mode, navigate to Troubleshoot > Advanced options > Uninstall Updates.

New Windows 11 build adds self-healing “quick machine recovery” feature New recovery mode lets Microsoft fix "widespread boot issues" affecting PCs.

Microsoft warns that the August security update can prevent Windows 10 and 11 PCs from initiating a factory reset or recovery ...

My wife's computer has been off for a few weeks. I ask her if there is something wrong with it, she shrugs. She has a bad habit of avoidance :) So I boot it up, as soon as the windows start up ...

The problem stems from the fact that your Windows recovery partition isn’t large enough to complete the update. This would cause the update to WinRE (Windows Recovery Environment) to fail.

Microsoft has fixed a known issue causing some Windows devices to boot into BitLocker recovery after installing last month's Windows security updates.

Microsoft has confirmed that some Windows 10 and Windows 10 Enterprise LTSC 2021 systems will boot into BitLocker recovery after installing the May 2025 security updates.