how to edit a GPO
1 In the console tree, right-click the domain or organizational unit for which you want to configure a Group Policy setting, click Properties, and then click the Group Policy tab. 2  Click Edit to open the GPO that you want to edit, and then link a GPO to the intended organizational unit. Click Start, point to Programs, point to Administrative Tools, and then click Active Directory Users and Computers. 2  In the console tree, right-click the domain or organizational unit for which you want to configure a Group Policy setting, click Properties, and then click the Group Policy tab.