How to Open Shared Mailbox using Outlook Web Access
A shared mailbox is a secondary mailbox that you do not access directly but instead via your main mailbox. A typical example would be accounts or info.
- Log in at https://outlook.office.com
- Click your name in the top left corner
- Click Open another mailbox in the dropdown
- In the pop-up, enter the email address that belongs to the mailbox you want to open
- Click the mailbox in the list that shows up under the field where you entered the address
- Click Open
- The mailbox opens on a new tab