Luigi-mansion-3-nsp-update-1---40-1--41-.4.0-mu... Jun 2026

: This update requires the base game to be installed. It is compatible with all standard save data; your single-player progress in the Last Resort hotel will remain untouched.

Patched an issue on The Great Stage (4F) that prevented progress during the boss battle. Luigi-Mansion-3-NSP-Update-1---40-1--41-.4.0-Mu...

: Three new games were added: PuckStravaganza (air hockey), Floaty Frenzy (water-based race), and Desperate Measures (sand-balancing challenge). : This update requires the base game to be installed

Beyond just bug fixes, staying up to date is crucial for save file compatibility. If you attempt to load a save file created on version 4.0 on an older version of the game (like version 1.0), you will likely encounter errors or corrupted save data. : Three new games were added: PuckStravaganza (air

Luigi’s Mansion 3 was already a fantastic game at launch, but it launched with a handful of notorious bugs—specifically regarding the saving system on certain floors (like Floor 7 and Floor 11) and instability in the ScareScraper multiplayer mode. The 1.4.0 and subsequent 1.4.1 patches were released by Nintendo specifically to address these "game-breaking" issues.

Given the fragmented nature of this keyword, it likely refers to a collection of update files (versions 1.4.0, 1.4.1, etc.) for Luigi’s Mansion 3 on the Nintendo Switch, specifically in (Nintendo Submission Package) format. These files are typically used with custom firmware (CFW) or emulators like Ryujinx or Yuzu.