How do i link my epic games account to my xbox fortnite

How do i link my epic games account to my xbox so i can play with other platforms through my xbox (nintendo switch,ps4, ect.)

This website is for UE4 developers to get assistance with game and engine development.

For issues with Fortnite (such as crashes or account issues) visit the troubleshooting site Fortnite Help. If you aren’t able to fix the issue you can contact Epic support using the Contact Us form and they will reply back to you by email. If you have a question or want to discuss the game please visit the Fortnite Forums.

Thank you