GPO Set Trusted Zone Websites

To add websites to Trusted Zones via Group Policy, follow the below in Group Policy Editor. Computer Configuration > Administrative Tools > Windows Components > Internet Explorer > Internet Control Panel > Security Page and then double click to the " Site to zone assignment list “. Enable it, click Show , add website as value name and 1 , 2 , 3 or 4 as value.

1. Intranet zone
2. Trusted Sites zone
3. Internet zone
4. Restricted Sites zone