That's supposedly just a marketing thing. It doesn't have to be Godaddy. The process is a little convoluted: https://www.reddit.com/r/Office365/comments/ft15p

That's supposedly just a marketing thing. It doesn't have to be Godaddy. The process is a little convoluted: https://www.reddit.com/r/Office365/comments/ft15pk/use_personalized_domain_with_outlook_and_office/?utm_source=share&utm_medium=ios_app&utm_name=iossmf https://www.reddit.com/r/Office365/comments/ft15pk/use_perso...