Access the Administration Server and choose the Users and Groups tab.
Click Manage Groups locate the group you want to manage as described in Finding Group Entries, and click Edit under Group Members.
For each member that you want to remove from the list, click the corresponding box under the Remove from list? column.
Alternatively, you can construct a filter to find the entries you want to remove and click the Find and Remove button. For more information on creating a search filter, see Adding Group Members.
Click Save Changes. The entry(s) are deleted from the group members list.