Outlook 2016/2019/365 on Mac - Add an Additional Mailbox

Issue/Question

How do I add an additional Exchange mailbox in Outlook 2019/2016/365

Cause

You may have multiple mailboxes that you use for work.

Relates To (Environment)

• Oregon State University
  • Employee
    • MacOS
      • Outlook 2019
      • Outlook 2016
      • Outlook 365

Resolution

1. With an Outlook window open, go to the Outlook > Preferences menu.
   
2. Click on Accounts
   
3. Click the + icon in the lower left corner of the window, and select New Account
   
   
    
4. Enter the Email address for the mailbox you want to open, and click Continue.
   For your personal mailbox, this will look like First.Last@oregonstate.edu
   
5. Click Sign In with another account to allow different credentials to be entered in
   
   
    
6. Enter in your credentials in the form of ONIDusername@oregonstate.edu and click Next
   
   
    
7. Enter in your ONID Password and click Sign in
   
   
    
8. Click Done to be taken back to Outlook or click Add Another Account to add additional accounts
   
   
    
9. Optional: Set a display name for the mailbox you added. By default, Outlook will use the email address as a display name.
   
   

For assistance, contact the Service Desk.