Open a Shared Mailbox in Outlook on Macintosh


Instructions are for those with Full Access to a CUIMC Shared Mailbox using Outlook on a Macintosh computer. Full Access lets you open the mailbox to view its messages, folders, calendar, etc. as well as creating, editing and deleting items in the account.

IMPORTANT: You cannot send messages from its address unless you also have Send As access.

Note that you will use the shared mailbox while logged in under your own CUIMC email account. Once you have been given Full Access, you can configure Outlook on your Mac to show the mailbox's folders. After setting this up, It will appear below your own CUIMC email account folders:

Shared Mailbox heading in Outlook folder list

Instructions

  1. In Outlook's upper left menu bar select Tools, then Accounts from the drop down menu that appears. Accounts link under Tools menu
  2. The Accounts window will open. Select the Advanced button in its lower right corner.
  3. Select the Delegates tab at the top of the window that appears, then the + (plus) sign underneath the lower People I am a delegate for section. Delegate tab in Outlook advanced settings
  4. In the Choose a person window that appears, type in the name of the shared mailbox and click Add in the lower right corner.
    • If you do not know the mailbox's name, please contact the person in your department who requested or manages the mailbox.
    • If more than one mailbox begins with the name, click on the correct name in the list.
    • IMPORTANT: Though you can add any name or address from the list, it will not open in Outlook or be usable otherwise unless you have been granted access to the mailbox. Microsoft Exchange window with Advanced tab and Add button
  5. The shared mailbox name and address will appear under the People I am a delegate for: list. Shared Mailbox listed in Outlook Delegate window Click OK in the lower right, then close the Accounts window (click the red button in its upper left corner).
  6. If you see a message that Outlook was redirected to the server..., check the box next to the Always use my response for this server option, then click the Allow button in the lower right.
  7. You will return to the main Outlook window. The mailbox may not appear right away, if so close/exit Outlook, then re-open it. You will see the mailbox as a separate heading in the folder list. Shared Mailbox folders in Outlook