How to fix Local Security Authority protection is off error Update for Microsoft Defender Antivirus antimalware platform – KB5007651Ī Microsoft source told us the company is taking steps to pause the rollout of the botched Windows 11 KB5007651 security update and will resume the update when the problem is fixed.Ī Microsoft representative confirmed to a user that it was aware of the problem. The issue seems widespread, and Microsoft is aware of the reports.

The issue still persists,” one of the affected users noted in a post on Feedback Hub. I also have tried turning it off, restarting, turning it back on, and also restarting. Above the category is a message that the change requires that I restart the device.

However, I am always notified that Local Security Authority Protection is off. “Under the Device Security and Core isolation settings, Local Security Authority protection is toggled on. Your device may be vulnerable in Windows Security app Local Security authority protection is off. Our tests showed that this could be a bug with the Windows Security interface, which doesn’t mean your installation is corrupted. The feature is running in the background. With LCAP, Microsoft hopes to prevent the accidental sharing or leaking of sensitive information such as passwords, tokens, certificates, etc.Īfter the latest update, the app tells you to enable Local Security Authority protection and restart the device even though it’s already enabled (the toggle is on).

This security toggle in the Settings app adds extra protection to LCA to prevent code injection that could compromise credentials.

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