Mario Kart 8 Deluxe Ver. 3.0.4 is available to download right now. The new Mario Kart 8 Deluxe update addresses syncing issues with 3DS Music Park in Time Trials. Moving forward, ghost data for ...

A new update is now live for Mario Kart 8 Deluxe, helping to resolve a minor issue that Nintendo Switch users may have encountered.

The May 13, 2025 patch notes for Mario Kart 8 Deluxe fix audio sync issues and disappearing coins.

A recent update to Mario Kart 8 Deluxe also greatly improved emulation performance. The update changed the game from 32-bit to 64-bit, enabling native code execution on Yuzu-based emulators.