When you end enrollment of a group to the Windows environment, all users whose enrollment is limited to that group also have their enrollment ended. If the group has only members that were enrolled through it, the group is deleted from the Windows environment.
However, if the group has any members that were added from the Windows environment rather than enrolled from i5/OS™, the group is not deleted. The only members that the group can still have are nonenrolled users.
To end the enrollment of a group to Windows environment domains and servers, follow these steps in iSeries™ Navigator: