If You Want To

Then

Create new group

...

       1.      Choose Create Group.

       2.      Specify the name of the new group in Group name field.

       3.      Select the parent group, the child group, and the user you want to add to the new group and choose OK.

Search for groups

Specify the search criteria in the Groups sub tab. Choose Search.

Group a group

...

       1.      Select a group you want to group.

       2.      Choose Group.

       3.      Select a parent group for the specified group from the list and choose OK.

Ungroup a group

Select the group you want to ungroup and choose Ungroup.

Remove a group

...

...

If you want to remove a group, first ungroup or remove all the users it contains.

...

Select the group you want to remove and choose Remove Group.