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3. One of the administrators logs in ATT Online (to the desired database).
4. The administrator goes to menu -> Others -> User management -> Users, and then click the pencil button of the user. If there is no such a user, check step 1 and 2.
5. click "Groups" tab, and then click "+" button to add group(s) to user, or click "x" button to remove the group from the user.
6. if to add group(s): check the box(es) of the group(s) to add, and then click "Add" button.
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