Click the Admin tab.
Click the User Accounts tab.
Select Group Lists item in the table menu.
Click the Edit button, 
, for the group you want to edit.
In the Group Rights sections, place a check in the boxes to set the user rights of the group.
Click Save.
To edit existing group account information, go to the User Accounts page, and select Groups List from the list menu to display the Groups page. Click the Edit Button, , to the left of the group account ID. A page appears displaying information specific to that group. Click the field you want to change, make the change and click the Save Button.
To change the group ID, you must create a new group account.