If the game crashes or refuses to boot after installing the NSP update, your Custom Firmware signature patches are likely out of date. Update your sigpatches to match your current Horizon OS firmware.
A challenging, post-game campaign mode introduced in the final update.
As of May 2026, Kirby Star Allies has sold over 4.38 million copies worldwide, making it one of the best-selling games on the platform. With Switch 2 compatibility now ensured, the game is poised to reach even more players in the years ahead. Whether playing through traditional retail channels or via NSP installation, the complete Kirby Star Allies experience awaits—and it's more substantial than ever before.
For users landing on this article via that exact keyword, here’s the direct answer: kirby star allies switch nsp update top
If you already own a legitimate copy but are having update issues, try:
A separate, smaller file containing all patches, fixes, and DLC. You only need to install the latest update file, as Switch updates are cumulative. 🛠️ How to Safely Install the Update
"Don't ask me what it means," Pete muttered, sliding the cartridge into the slot of a hacked Switch console sitting on the workbench. "I see 'Update' and 'Top' and I think, maybe it’s a version that lets you fly higher? Or maybe it’s just a mistranslation. Let's find out." If the game crashes or refuses to boot
: A major update that added:
Before Version 4.0.0, Nintendo released two other major waves of content: WiKirby:April Fools/2023/Dream Friend
He looked at the cartridge. The label had changed. It no longer read "Update Top." It now simply read: As of May 2026, Kirby Star Allies has sold over 4
In terms of NSP rankings, Kirby Star Allies consistently ranks among the top titles on the Nintendo Switch. Its popularity and charm have made it a favorite among players, and its regular updates have ensured that it remains a top contender.
This usually happens if you try to install an update from a different region than your base game. Ensure both your base game NSP and the update patch share the exact same Title ID region (USA, EUR, or JPN). Game Asks for a System Update
If the Switch claims the data is corrupted, delete the update via Data Management, redownload the NSP file from a reliable source, and reinstall it.
Whether you're a longtime Kirby fan revisiting the game or a newcomer experiencing it for the first time through NSP installation, the complete Version 4.0.0/4.0.0a update package represents the definitive way to play. The generous content additions reflect HAL Laboratory's commitment to their fans, and the result is a game that stands as one of the best cooperative platformers on the Nintendo Switch.