Mario Kart 8 Deluxe Update -nsp-
: Users on Version 3.0.5 or 3.0.4 cannot perform local "Wireless Play" or "LAN Play" with users on older versions like 3.0.3 or below. How to Update Mario Kart 8 Deluxe | Nintendo Support
: Users on Version 3.0.5 or 3.0.4 cannot perform local "Wireless Play" or "LAN Play" with users on older versions like 3.0.3 or below. How to Update Mario Kart 8 Deluxe | Nintendo Support