Add and Use a Shared Mailbox in Outlook/OWA

In Outlook

New Outlook (Windows)

1. Open Outlook.
2. In the left folder pane, right-click your account name.
3. Select Add shared folder or mailbox.
4. Enter the shared mailbox name or email address.
5. Click Add. [support.mi...rosoft.com], [cirasync.com]

Outlook on the Web

1. Right-click Folders (or your mailbox name).
2. Choose Add shared folder or mailbox.
3. Enter the shared mailbox address and add it. [support.mi...rosoft.com]

Classic Outlook (Desktop)

If the mailbox does not appear automatically:

1. Go to File → Account Settings → Account Settings.
2. Select your Exchange account and click Change.
3. Click More Settings → Advanced.
4. Select Add and enter the shared mailbox name.
5. Restart Outlook. [learn.microsoft.com], [support.mi...rosoft.com]

Follow these steps:
https://support.microsoft.com/en-us/office/open-and-use-a-shared-mailbox-in-outlook-d94a8e9e-21f1-4240-808b-de9c9c088afd

Learn more about using Shared Email on the web: https://support.microsoft.com/en-us/office/open-and-use-a-shared-mailbox-in-outlook-on-the-web-98b5a90d-4e38-415d-a030-f09a4cd28207