Updates frequently tweak item mechanics, vehicle weight classes, and smart steering, making the gameplay tighter. What’s New in 2026 Mario Kart 8 Deluxe Updates?

These updates are free (aside from the paid Booster Course Pass DLC) and install directly via the Switch’s online system.

Updating your game file changes everything from the roster to how individual karts handle on the track. Here is why the updated version is vastly superior: 1. The Booster Course Pass Content