How to Update Mario Kart World | Nintendo Support
en-americas-support.nintendo.com
Follow these steps to update Mario Kart World, or review the software's update history.

Latest update: Ver. 1.2.1 (Released August 18, 2025)

  • Fixed an issue where, if the player chose “Race against Ghost” or “View Replay” right after downloading ghost data in “View Rankings” in “Time Trials,” a ghost that was different from the one that was downloaded would play.