

The first option to take here is to check if Windows 10 is turned off via the Settings app. Check if Windows Defender is turned off via Settings If you receive a Windows Defender Group Policy error which states Windows Defender – This app is turned off by Group Policy then you need to enable it using Group Policy Editor, Settings or Registry. Windows Defender is turned off by Group Policy This tends to happen at times, but worry not, we’re here to set your mind at ease with a few fixes. Now, there are times when Windows Defender fails to work due to Group Policy. Not to mention, Windows Defender is not a resource hog, so it should play well with your Windows 10 system. Therefore, you won’t need a third-party option unless for extreme cases which are quite rare. Windows Defender is the default anti-virus on Windows 10.
