Perform the following steps:
- Open the Group Policy Management Console (gpmc.msc).
- In the left navigation pane, expand the Forest node.
- Expand the Domains node, and then navigate to the domain where you want to apply security filters the GPO.
- Expand the domain name and then expand the Group Policy Objects node.
- Locate the Group Policy Object that you want to manage.
- Select the Group Policy Object.
- In the main pane, on the Scope tab, in the Security Filtering area, click the Add… button to add a group for security filtering.
- In the Select User, Computer or Group window, type the name of a group and click the Check Names button.
- Click OK. to add the group to Security Filtering for the GPO.
- Select the default Authenticated