Luigi-mansion-3-nsp-update-1---40-1--41-.4.0-mu... ((link))
As of 2025, 1.4.1 is the final official update for Luigi’s Mansion 3 . The keyword fragment “1---40-1--41-.4.0-Mu...” suggests a scene release naming convention, where “1.4.0” and “1.4.1” are bundled together for convenience.
: Fixed progress-stopping glitches during battles with King Boo , Goobs in the Grand Lobby, and Amadeus Wolfgeist .
: Installing the 1.4.0 NSP update file does not overwrite or damage existing save profiles. It retains complete backward compatibility with previous room progression saves. Luigi-Mansion-3-NSP-Update-1---40-1--41-.4.0-Mu...
Update your prod.keys and title.keys to the version matching the firmware required by update 1.4.0.
This article covers everything included in the 1.4.0 update, how to install it, and what it means for players using NSP files for backups. What’s New in Luigi’s Mansion 3 Update 1.4.0? As of 2025, 1
Luigi's Mansion 3 remains one of the most visually stunning and mechanically inventive games on the Nintendo Switch. As the game has matured, community-driven updates, custom file distributions, and modifications have allowed players to experience the game with enhanced stability, performance, and features.
Note: In some cases, updating to 1.4.0 can cause performance issues on older emulator versions. Ensure your emulator is updated, and if experiencing crashes, some users have reported issues with specific hardware configurations. Frequently Asked Questions Can I play local multiplayer with an older version? : Installing the 1
: The target game developed by Next Level Games and published by Nintendo.
: A new "Art Viewer" feature was added to the Gallery (accessible via Story → Gallery → Special Content), allowing players to view development-stage illustrations. Critical Bug Fixes and Improvements
: Corrected asset placement errors that forced progression keys to generate in out-of-bounds or physically unreachable areas within the Hotel Shops.