Windows 11 KB5074109 uninstalls fail with error 0x800f0905

The Windows 11 KB5074109 January 2026 security update is going from bad to worse. After Microsoft effectively told affected users it was safe to uninstall the update due to black screens , app crashes, and Outlook freezes, some people are now finding that the rollback itself fails with error 0x800f0905. According to a new report
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