Navigate to Computer Configuration > Administrative Templates > Windows Components > Windows Defender. Block potentially harmful elements loaded via policy is my windows defender blocked by group policy object that compromises a group policy object editor. Massage display when click on windows defender. Press the Windows Key + R and type in gpedit.msc.
To allow this app to run, contact your security administrator to enable the program via group policy, While a workaround had been suggested by some, now there is an official fix available which should banish the 'Windows Defender skipped an item due to exclusions or network protection settings.