Return to the Epic Games Account Connections page and select Connect under Nintendo Switch to relink your Nintendo Account Situation not resolved If you do not have access to the original Nintendo Account that you linked to your Epic Games account, you will not be able to link a different Nintendo Account Please contact Epic Games support OK so my son played fortnite on xbox and did not link his Epic Games account and now he is not connected to a new EG account and his Nintendo switch progress is not coming through, he is effectively back at 0 with no skins The option to relink does not appear on xboxand we do not know his Epic games account Here's how you can use Epic accounts to carry 'Fortnite Battle Royale' progression from Xbox one, PC or mobile to the Nintendo Switch If you play on PS4, you're out of luck
Account Linking Guide Dauntless
Epic games link account to switch