If you have enabled 'New Outlook', click on Tools and then Accounts. Your shared mailbox will now be listed in Outlook's mailbox pane. Click ' OK' and then close the Accounts page. Search for the shared mailbox name from the Choose a Person box, highlight it and click ' Add'.īack on the Advanced page, you should now see the shared mailbox listed. Under the Open these additional mailboxes: section, click on the ' +'. On the Advanced page, click on the Delegates tab. They will not synchronise with the live UCL server which means that you will not see your local contact groups in Outlook Web Access or any other email. On the Accounts page, highlight the account with permissions to the shared mailbox and click on Advanced. From the System Menu, click on Tools and select Accounts. We have instructions for both versions of the app below. For a full list of the functionality, see Microsoft's article The new Outlook for Mac. You may see this issue if youve just installed Outlook with the default settings, after upgrading from an older version like Outlook 2013 to the most recent. Outlook for Mac has an option to use 'New Outlook', which doesn't have the full functionality of the original app. You'll also need to be aware of which version of Outlook for Mac you're using. You'll need to have your main account or the account with permissions to the shared mailbox already set up within Outlook for Mac.