If you are updating from an older version, these are the significant content additions included in the base 4.0.0 content:
: Characters like King Dedede (Super Dedede Jump), Meta Knight (Galactic Counter), and Bandana Waddle Dee (Ground Thrust) received additional moves. Kirby Star Allies SWITCH NSP [Update]
: Added Magolor, Taranza, Susie, and the Three Mage-Sisters as playable characters. If you are updating from an older version,
While the version number on the software's title screen may still show as , the Options menu on the Home Menu will reflect 4.0.0a once the update is applied. Key Features from Major Updates Key Features from Major Updates The latest official
The latest official update for on the Nintendo Switch is Version 4.0.0a , released on June 4, 2025. This update was primarily designed to optimize the game for play on the Nintendo Switch 2 , implementing several adjustments to improve the gameplay experience on the new system.