Mario Kart 8 Deluxe Update 3.0.3

Nintendo’s official patch notes are famously minimalist. For 3.0.3, the company posted the following (paraphrased from the Japanese and American support pages):

For a deep dive into how the game's performance and physics have evolved through these minor updates:

“Uh, Princess?” Lakitu radioed.

Offers a detailed look at the behind-the-scenes netcode fixes found by the community.

You cannot play online or access the Booster Course Pass content without updating to the latest version. mario kart 8 deluxe update 3.0.3

Mario crossed the finish line.

Datamining confirmed that Version 3.0.3 features to graphics, audio assets, item distributions, or character weight classes. The meta remains identical to the balance matrix established in Version 3.0.0. Popular high-tier combinations—such as Yoshi or Peach riding the Teddy Buggy with Roller Tires—perform exactly as they did before the patch. Nintendo’s official patch notes are famously minimalist

: Similar to the ENLBufferPwn vulnerability found in other first-party titles, these fixes ensure that online sessions remain secure for all players. Gameplay and Stability Improvements

If your Switch is connected to the internet, the update should download automatically. If it does not, follow these steps: You cannot play online or access the Booster