Deluxe 3.0.3 Update _verified_ Download - Mario Kart 8

If the Switch is connected to the internet and in sleep mode with automatic updates enabled, the console will download the patch in the background.

(released in May 2025), which further optimized performance for some systems and addressed minor bugs. If you are looking to play online today, you should update to the latest available version (currently 3.0.5). character balance changes introduced in the earlier major 3.0.0 update? mario kart 8 deluxe 3.0.3 update download

Unlike the major "Booster Course Pass" updates, this version focuses exclusively on stability and bug fixes: Fixed Issue with Online Play If the Switch is connected to the internet