Outlook - Shared Mailboxes
This article details how to view any Shared Mailboxes that you’ve been added to.
Webmail
Go to outlook.office.com
Right click on the Folders dropdown
Select Add shared folder
Type in the name of the shared mailbox you wish to view
This will now appear at the bottom of your Folder list on the left hand side. Scroll all the way down to the bottom and you should see the name of the Shared Mailbox in large font - click the arrow next to the name to see the folders.
Windows - Outlook app
All of your shared mailboxes will appear at the bottom of your folder list on the left hand side of the Outlook app. Scroll all the way down to the bottom and you should see the name of the Shared Mailbox in large font - click the arrow next to the name to see the folders.
Windows - New Outlook app
All your shared mailboxes will appear at the bottom of your folder list on the left hand side of the Outlook app. Scroll all the way down to the bottom and they will be visible underneath the Shared with me line:
Mac - Outlook app
In your top menu bar, click Outlook → Preferences
Click on the Accounts button:
Click the Delegation and Sharing button:
Click the Shared With Me button at the top and then the + icon at the bottom left:
Start typing the name of the Shared Mailbox you wish to open and then click Add:
This will now appear at the bottom of your Folder list on the left hand side. Scroll all the way down to the bottom and you should see the name of the Shared Mailbox in large font - click the arrow next to the name to see the folders.