Adding a shared mailbox to Outlook

In This Article:


This tutorial is for adding additional mailboxes into the Office 365 Windows version of Outlook. You may need use this tutorial to add a shared functional account which you have been given permissions to access through a -fullaccess or -editor group.

Add a Shared Mailbox to Outlook:

Step 1: Open Account Settings

  • Click on File in Outlook
  • Click on Account Settings
  • Click on Account Settings again from the drop-down. A new window will open.


Step 2: Navigate to Advanced Settings

  • Click on your account, so that it is highlighted in blue.
  • Click on Change... located above your email address. A new window will open.

  • Click on More Settings located bottom left corner. A new window will open.

  • Click on the Advanced tab.  Here you will see a section called Mailboxes.


Step 3: Add Shared Mailboxes

  • Click on Add... on the right side of the Mailboxes section. A new window will open.
  • Type in the desired email address.
  • Click OK.  You will be taken back to the previous window.

  • If you would like to add another mailbox, click Add... again and repeat the instructions starting from Step 3: Add Shared Mailboxes.
  • Once you are done adding email address click OK. This will close the window.


Step 4: Close Settings Windows and Restart Outlook

  • You should now have the Server Settings window before you with the More Settings button.  Click Next.
  • “Account successfully updated” appears.  Click Done.

  • The Account Settings window will be in front of you now.  Click Close.
  • This should bring you back to your email window. Restart Outlook and the functionality of accessing the mailboxes should be restored.

Please note that it will take some time for the servers and system to download emails. If you are adding the account for the first time it will show up on the left window under your main account. You may have to click on the small triangle to expand it.


67% helpful - 3 reviews


Article ID: 1532
Wed 1/22/20 2:14 PM
Mon 5/11/20 9:26 AM