1. Start Outlook.
2. Select the Tools menu and then select Accounts... from the sub-menu.
3. From the "Accounts" window make sure your Microsoft 365 account is selected in the left-hand pane and click the Delegation and Sharing... button.
4. Within the next window select the Shared With Me tab.
5. Click the + button at bottom of window.
6. On the "Open Mailbox..." window, enter the email address or the name of the account you are searching for.

   If you do not see the account you're looking for in this list, it may not be a searchable address in the Global Address List. For instructions, please refer to our documentation here.

7. Select the account in the search results and then click Add.
8. Close all the remaining windows.

Depending on the permissions you have been granted, in a few minutes, you should be able to interact with the account.

1. Start Outlook.
2. Select the Tools menu and then select Accounts... from the sub-menu.
3. From the "Accounts" window make sure your Office 365 account is selected in the left-hand pane and click the Delegation and Sharing button.
4. Within the next window select the Shared With Me tab.
5. Select the account you want to remove within the box titled Open these additional mailboxes:r and click on the - icon.
6. Click Done.
7. Close the 'Accounts' window.

   Note: If the account is not removed, please restart Outlook.