Update 2.2.1 for Mario Kart 8 Deluxe is a minor stability patch released in December 2022 that primarily addresses specific performance and placement bugs introduced in earlier waves of the Booster Course Pass .
Corrected a bug where Lakitu would drop players in the wrong location after they fell off the track. Context: The Wave 3 Foundation Mario Kart 8 Deluxe Switch NSP [Update 2.2.1] (...
For users utilizing digital backups (NSP/XCI), this update is essential for maintaining compatibility with the latest online lobbies and DLC packs. Update 2
Added two cups (Rock Cup and Moon Cup) featuring eight courses like Maple Treeway and 3DS Rainbow Road. Added two cups (Rock Cup and Moon Cup)
Fixed an issue where the image would become "choppy" or experience frame rate drops during online play on this track.
This patch directly follows the major update, which added significant features that are still central to the game today:
Introduced the ability to toggle specific items on or off in offline VS races and certain online modes.