You can add or remove users from a user group. After a user is added to a user group, properties and security associations selected for the user group apply to the user.
From the navigation pane, go to Manage > Security.
The Security page appears.
Click the Users groups tile.
The Users groups page appears.
Click the user group name.
The user group details page appears.
Decide if you want to add or remove a user from the user group:
To add a user, under Users, click Add users, select the check box next to the user name, and click Add.
To remove a user, in the Actions column, click Remove, and then click Yes in the confirmation dialog box.