Method 2: Remove Existing Anti-Malware Software After rebooting, try to enable Windows Defender, it should work. Select either the Not Configured or Disabled option to enable Windows Defender. (If gpedit) is not available on your system, then use this guide gpeditto install it. msc in the Run dialog box and click OK to open the Local Group Policy Editor. To fix this issue follow the steps below:
Method 1: Enabling Windows Defender Using the Local Group Policy Editorīefore you proceed with this method, note that the Local Group Policy Editor is only available in Windows Enterprise and Pro Editions. You can also fix this by turning it on with the Local Group Policy Editor or applying a registry tweak. This error is largely fixed by asking your system administrator to enable Windows Defender via Group Policy.
