- From Outlook select the ‘File’ menu item.
- Select ‘Account Settings’
- And then ‘Account Settings’ again from the drop-down list
- Select ‘New’
- Enter ‘your email address’ in the Email Address box and click ‘Connect’
- Enter ‘your email password’ in the password box and click ‘Sign In’. If prompted to setup 2 Factor Authentication you can choose follow the wizard and do this now, or you can skip for 14 days and setup later.
- Click ‘Done’ when you see the ‘Account successfully added’ box.
- Click ‘Close’ on the Account Settings window, and then close and restart Outlook.
- When Outlook restarts you should now see the added mailbox in the left hand folder tree, you may also see any additional shared mailboxes that the account has access to.