Outlook 2010-2016 allows you to add multiple Exchange accounts (from the same Exchange server / domain) to a single Outlook Profile. MS has a KB article that says this is unsupported and can cause ...

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 ...

A profile is a configuration file that contains email accounts, data files and settings for each Microsoft Outlook user. A default profile named "Outlook" is created when the program runs for the ...