Windows 11: Windows Security displays an Unknown status

If you encounter the issue of Windows Security showing an Unknown status in Windows 11, this article provides solutions to help you resolve it. Windows Security is a crucial feature that protects your PC from various threats, such as viruses, malware, ransomware, and other malicious activities. When the status of Windows Security is displayed as Unknown, it indicates that your device may be vulnerable. Therefore, it is important to address this issue promptly.

There are several reasons why the status of Windows Security may appear as Unknown in Windows 11. It could be due to conflicts with third-party antivirus software, system configuration problems, or corrupted Windows Security files.

To fix the issue of Windows Security showing an Unknown status, you can follow these suggestions:

1. Repair and re-register Windows Defender: Use PowerShell to repair all installed apps and Windows Defender. This process will resolve any corrupted or damaged files affecting the functionality of the Windows Security app.

2. Reset Windows Security via Settings: Open the Settings menu and navigate to App settings. Search for Windows Security under Installed apps and select the Advanced option. Click on the Repair or Reset button in Settings to repair or reset Windows Security.

3. Delete Windows Defender Registry key to reset policies: Create a system restore point and then delete the Windows Defender folder in the Registry Editor. This action will reset Windows Security policies.

4. Refresh Windows Security Service: Check if the Windows Security service is disabled or facing any issues. If necessary, start or refresh the service to ensure Windows Security functions properly.

5. Disconnect Work or School Account: If you are logged in using a Work or School account, it may be causing the Unknown status of Windows Defender. Try disconnecting from the account or logging in with a local account instead.

6. Disable third-party antivirus software: Turn off any third-party antivirus software installed on your device, as it may interfere with the processes of Windows Security.

7. Uninstall recently installed Windows Update: If the issue occurs after a Windows update, it is possible that the update file was corrupted. Uninstall the recently installed Windows Update to resolve the problem.

By following these steps, you can hopefully resolve the issue of Windows Security showing an Unknown status in Windows 11.

To enable Windows Security on your device, open the Settings menu and navigate to Privacy & security > Windows Security. Click on Virus & threat protection and select Manage settings under Virus & threat protection settings. Turn off the toggle beside Real-time protection.

If Windows Security is not displaying anything, try restarting the Windows Security Service and updating Windows to the latest version. If the problem persists, disable any third-party antivirus software and repair Windows Defender.

These suggestions should help you address the issue of Windows Security showing an Unknown status in Windows 11.

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