Mario-kart-8-deluxe-update-3.0.3.nsp.rar ((exclusive)) Link

For standard players, this update is a mandatory background fix to keep online play functional and secure. If you are using emulators like

If you own the game on a standard Nintendo Switch, you do not need the .rar file. You can simply: Connect your Nintendo Switch to the internet. Highlight the Mario Kart 8 Deluxe icon on your HOME Menu. Press the button. Select Software Update -> Via the Internet . Mario-Kart-8-Deluxe-Update-3.0.3.NSP.rar