Various gameplay enhancements, including fixing the "boss health bar disappear" glitch and adjusting boss defense scaling. Technical Details: NSP Files and Updates
For most players, the easiest way to ensure your game is "patched" to the latest version is through the official Nintendo servers: kirby star allies switch nsp update patched
To apply an update to an NSP base game, users often use homebrew tools like Goldleaf or AWO to install the update file directly to the SD card. This update ensures the game's compatibility with both
The current latest update for on Nintendo Switch is Version 4.0.0a , which was released on June 4, 2025 . This update ensures the game's compatibility with both the original Nintendo Switch and the Nintendo Switch 2, while including all previous content from the major "Waves" of free DLC. Latest Patch Overview: Version 4.0.0 & 4.0.0a Various gameplay enhancements