Any Owner or Administrator can update the users assigned to all account mailboxes.
- In the bottom of the left sidebar, click the Settings icon:
- On the Settings page, click Mailboxes:
- Locate the mailbox you'd like to update. Click on its preview card to open the mailbox settings:
- In the mailbox settings, you'll see a list of all users in your account. Click the checkbox next to any user you'd like to add to the mailbox. Uncheck any users you'd like to remove from the mailbox:
- You also have the option to click Select All to add all the users in your account to a mailbox. You can also click Select None to remove all users from a mailbox:
- Click Save Changes: