Monster Boy And The Cursed Kingdom Nspupdate Work May 2026

Do not install the update first.

A huge concern when applying an NSP update is losing 20+ hours of pig, snake, and frog transformations. Here is the truth about save compatibility for Monster Boy:

Pro-tip for safety: Before installing any NSP update, back up your save using JKSV or Checkpoint. If the update breaks your save, you can uninstall the update, revert to the base game, and restore the save. monster boy and the cursed kingdom nspupdate work

If you are a fan of vibrant metroidvanias, you already know that Monster Boy and the Cursed Kingdom is a masterpiece. From its hand-drawn animations to its legendary soundtrack by Michiru Yamane (Castlevania) and Keiki Kobayashi (Ace Combat), it’s a near-perfect game. However, for a specific segment of the Nintendo Switch community—those using custom firmware—the question isn’t just about how to play the game, but rather: “Does the monster boy and the cursed kingdom nspupdate work?”

You’ve downloaded the base NSP (or XCI), you’ve grabbed the latest update file (e.g., v1.0.5 or v1.0.7), and you’ve hit a wall. The update won’t install. The game crashes on boot. Or worse, your save file from an earlier version is now corrupted. Do not install the update first

This article will dissect everything you need to know about getting Monster Boy and the Cursed Kingdom updates (NSP format) to function flawlessly on your Switch.

Absolutely. While the base game of Monster Boy and the Cursed Kingdom is playable, the pre-update versions (1.0.0 or 1.0.1) have a game-breaking bug near the Volcano area that can soft-lock your save 15 hours in. Without the NSP update, you cannot access the post-game content or the secret final transformation. Pro-tip for safety: Before installing any NSP update,

If you follow the steps above—update your sigpatches, use Tinfoil, and respect the firmware requirements—the NSP update will work 99% of the time.

Do not simply download the largest file you see. Look for the specific version number. For stability on firmware 15.0.0+, you want Update v1.0.7.