Open the Outlook App

 Outlook for Mac Icon

 

Click on Tools in the Ribbon and click on Accounts

 

Click on Tools in the Ribbon and click on Accounts:

 

 

Click on your Microsoft 365 account and click on Advanced…

Click on your Microsoft 365 account and click on Advanced…

 

Click on Delegates tab and then click on the + under Open these additional Mailboxes: field

 

 

Click on Delegates tab and then click on the + under Open these additional Mailboxes: field

 

 

Enter the name of the shared mailbox, then click on it to select it. Then click Add.

Enter the name of the shared mailbox, then click on it to select it. Then click Add.

Repeat the add process for all shared mailboxes you need access to. When complete, click OK

 

 

Repeat the add process for all shared mailboxes you need access to. When complete, click OK

 

 

Quit and reopen Outlook.  The shared mailbox will appear on the left column along with your own Inbox.  

 

 

Quit and reopen Outlook.  The shared mailbox will appear on the left column along with your own Inbox.