How do I change my fortnite name on Xbox?
To change your Fortnite name on Xbox One, youll need to:Hold down the Xbox button on your controller.Make your way to the Profile and System tab and choose gamertag.Click on My Profile and select Customize Profile.Tap on your current gamertag and youll be able to edit it. •Jun 5, 2021
Why does fortnite show my Xbox name?
After reading through it seems that the issue itself is that Fortnite servers will recognize the name of the Xbox gamertag for your Fortnite account and unfortunately if these two are linked, then the gamertag would have to be changed in order to see that different display name.