How to Fix Windows 11 Tamper Protection greyed out [Steps]

What is ‘Tamper Protection feature is greyed out’ issue in Windows 11?

In this post, we are going to discuss on How to fix Windows 11 Tamper Protection greyed out. You are provided with easy steps/methods to resolve the issue. Let’s starts the discussion.

‘Tamper Protection feature is greyed out’ issue:

It is common Windows Problem considered as Windows Security problem. This issue indicates you are unable to enable/disable Tamper Protection feature inside Windows Security app in Windows 11 computer and when you try to enable or disable this feature, you experience Tamper Protection feature option is greyed out. If you are not aware, Tamper Protection is built-in feature of Windows Security in your Windows 11.

This security feature when enabled helps in preventing changes to security features like Real-Time protection, Cloud-delivered protection of Microsoft Defender antivirus, etc. However, several users reported they faced Windows 11 Tamper Protection greyed out issue when they tried to access Tamper Protection feature. The possible reasons behind the issue can be the incorrect or bad configured Windows Security, interference of third-party antivirus/firewall, corruption in Windows computer and other issues. Let’s go for the solution.

How to fix Windows 11 Tamper Protection greyed out?

Method 1: Fix Tamper Protection feature is greyed out issue with ‘PC Repair Tool’

‘PC Repair Tool’ is quick & easy ways to find and fix BSOD errors, DLL errors, EXE errors, problems with programs/applications, malware or viruses infections in computer, system files or registry issues, and other system issues with just few clicks.

⇓ Get PC Repair Tool

Method 2: Uninstall third-party antivirus

Interference of third-party antivirus software could be a reason behind the issue. You can fix the issue by uninstalling your third-party antivirus completely in computer and after uninstall, check if the issue is resolved.

Method 3: Enable Tamper Protection feature using Registry Editor

You can enable Tamper Protection feature through Registry Editor app in computer.

Step 1: Open ‘Registry Editor’ app in Windows PC via Windows Search Box and go to following path in left-pane

HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows Defender\Features

Step 2: Find and right-click ‘TemperProtection’ registry value in right-pane, and select ‘Modify’. Set its value data to ‘5’ and hit ‘Ok’ button to save the changes. Once done, restart your computer and check if the issue is resolved.

Method 4: Remove DisableAntiSpyware registry entry

Another way to fix the issue is to remove DisableAntiSpyware Registry entry in computer.

Step 1: Open ‘Registry Editor’ app using above method and go to following path in left-pane

HKEY_LOCAL_MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender

Step 2: Find and right-click ‘DisableAntiSpyware’ registry value in right-pane, and select ‘Delete’ to delete it. Once done, restart your computer and check if the issue is resolved.

Method 5: Use Microsoft Intune

Organizations that use Microsoft EndPoint Manager or Microsoft Intune can enable/disable this feature on their computer. So if you are not the administrator of Windows 11 device you are using, then mostly likely this feature is greyed out. You can use Microsoft EndPoint Manager Admin center or Microsoft Intune in your computer to enable this option, and then check if the issue is resolved.

Method 6: Reset Windows Security

Another way to fix the issue is to reset Windows Security in Windows computer.

Step 1: Open ‘Settings’ app in Windows PC via Windows Search Box and go to ‘Apps > Installed apps’

Step 2: Find and select ‘Windows Security’, and click ‘More Options’ icon and click ‘Advanced Options’

Step 3: Click ‘Reset’ option and confirm resetting, and once done, check if the issue is resolved.

Method 7: Perform Clean Windows Installation

If the issue is still persist, you can perform clean Windows OS installation in computer to fix, and then check if the issue is resolved. To do so, you need to insert a bootable Windows 11 OS installation media USB into computer and boot your computer with it, and run Windows setup and follow on-screen instructions to finish installation. Once done, check if the issue is resolved.

Conclusion

I hope this post helped you on How to fix Windows 11 Tamper Protection greyed out with easy ways. You can read & follow our instructions to do so. That’s all. For any suggestions or queries, please write on comment box below.

Samir Prakash Author