Group Policy blocks Windows Defender – If your Group Policy blocks Windows Defender, you might be able to fix the problem simply by making few changes in your registry.Simply change a couple of values in Group Policy and Windows Defender should start working again. Turn Windows Defender on via Group Policy – If your Windows Defender is turned off by Group Policy, you can fix this problem with ease.Even if you don’t use Windows 10, you should be able to apply most of our solutions to the older versions of Windows. Group Policy blocks Windows Defender Windows 10 – This issue can occur on Windows 10 and even prior versions.Speaking of Windows Defender issues, here are some problems that users reported: Windows Defender is a solid antivirus, but sometimes issues with it can occur. This message appears if you installed another antivirus program or an anti-hacking tool that isn’t fully compatible with Microsoft’s built-in antivirus. One of the most common Windows Defender error messages is the following: This app is turned off by Group Policy. Unfortunately, sometimes it can’t do its job because of various errors. Microsoft’s built-in antivirus, Windows Defender, is used by millions of people to protect their computers.
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