Nintendo addresses Switch 2 imbalance in latest Mario Kart 8 Deluxe patch

Nintendo released version 4.0.1 for Mario Kart 8 Deluxe on October 13, 2026. Both reports confirm this minor update arrived shortly after a major release in September. It follows the previous version which added support for eight players on one system.

A key change targets gameplay fairness between different hardware systems. Players using Nintendo Switch 2 previously had more obstacles and Item Boxes appear during matches than those on the original Switch. This update fixes that imbalance so both versions play with the same conditions.

Several other technical problems also received attention in this patch. The game now allows users to be selected correctly when two players share a system for online races. Visual glitches showing Star Bits on Wii Rainbow Road are resolved for Switch 2 owners.

Developers also corrected issues where the software would close unexpectedly under certain conditions. This addresses stability concerns that could interrupt racing sessions during play. These fixes ensure the game runs smoothly across different network environments.

Nintendo Life noted this version is less exciting than the recent update that added CameraPlay support. That earlier patch brought sharper visuals specifically for the newer console display. It also allowed players to play with up to eight people on one system.