Outlook 2016 on Windows - Adding an Additional Mailbox


How do I add an additional Exchange mailbox in Outlook 2016?


You may have multiple Exchange mailboxes that you use for work.

Relates To (Environment)

  • Oregon State University
    • Employee
      • Windows
        • Outlook 2016


  1. Click File in the upper left corner of your Outlook window.
  2. Click Info on the top of the sidebar that comes up.
  3. Click Account Settings and then click Account Settings... in the dropdown menu that appears.
  4. Click "New..."
  5. Enter a name and the email address for the account. Leave the password boxes blank. Click Next.
  6. You may be prompted to allow https://autodiscover.oregonstate.edu to configure settings. Click Allow.
  7. Exchange Online users may be prompted to sign in on the Microsoft Federation Services page.
    1. By default the username field will be filled with the email address of the mailbox you're trying to add. Do not try to log in with this email address.
    2. In the username field, enter your ONID username in the format myusername@oregonstate.edu
    3. In the password field, enter your ONID password
    4. If your ONID credentials don't work, contact your IT support team.
  8. In the Add Account window, click Finish.
  9. You will be prompted to restart Outlook. Once you do, the shared mailbox should appear in the Outlook sidebar.

For assistance, contact the IS Service Desk.


Article ID: 45717
Wed 1/3/18 1:57 PM
Fri 5/15/20 3:43 PM