Adding another mailbox to your account on Outlook is a straightforward process, provided you have the required permissions or are happy to use another account to gain access to the mailbox.

Many business users use Microsoft Outlook to manage their email, calendars and address books. When initially configuring Microsoft Outlook, users must create a profile that contains email account ...

Follow the method below on how to create, manage and use Profiles on Outlook: How to create a profile in Outlook. How to manage, copy or delete a profile in Outlook. How to use a profile in Outlook.

The network connection is one of the possible reasons for problems when adding an account to Outlook. In this case, disconnecting and reconnecting the internet connection can help to fix this issue.