Deleting a Group
You can delete a group from the list that appears in the Groups section of the User Management page. Once a group is deleted, the user associated to the group is unable to perform the tasks associated to that group. Deleting a group does not delete the users associated with the group.
To delete a group
1. Expand the menu options icon 
, in the title bar, and select User management. 2. Click Groups.
A list of groups appears.
3. Click the Delete icon for the group that has to be deleted.
Note:
You cannot delete predefined groups.
4. Click Yes in the confirmation dialog.