To allow this app to run, contact your security administrator to enable the program via group policy” In such situation, you’ll get the following error message when you open Windows Defender:
It’s also possible that Windows Defender gets automatically disabled after installing anti-virus software. When your computer infected by any malware or virus, this may cause Windows Defender to be turned off. “This app is turned off by group policy.” This is the message I am getting when I am trying to access Windows Defender.
