Step 1: Log into webmail

Step 2: Under Options at the right, select See All Options.

Step 3: Click on Groups at the left of the screen.

Step 4: To add a user, select a group from under the Public Groups I Own list. You must be an owner of the group to make changes.

Step 5: Expand the Membership tab, then click Add.

Step 6: Search for the user you want to add, then click double click the name and click OK or just click Add then OK.

Step 7: Click Save.

To delete a user, select the username, click the Remove button, then click Save.