The Microsoft Outlook desktop application supports Outlook.com addresses ending in @outlook.com, @hotmail.com, @live.com, and @msn.com. However, it’s not necessarily obvious how to add them–especially if you’re using two-step verification.
We used Outlook 2016 for this tutorial, although this same process also works on Outlook 2013 and up-to-date versions of Outlook 2010.