Revert Windows Update 'link' -

Microsoft treats your OS like a transactional system. Patch Tuesday applies a delta. If the delta is corrupt, you cannot simply subtract it. You have to hope the next delta overwrites the corruption.

Have you lost a day to a bad KB? Tell me the number in the comments. I'll start: KB5034441 (the BitLocker recovery hell). revert windows update

The culprit is usually an antivirus, a locked system file, or—ironically—a previous update that corrupted the Volume Shadow Copy service. If you want to revert a Windows update today, you have to abandon the GUI. It is a trap. Open PowerShell or CMD as Administrator. Run this: Microsoft treats your OS like a transactional system