Luigi-mansion-3-nsp-update-1---40-1--41-.4.0-mu... Extra Quality May 2026

For users managing digital backups or using emulators like Yuzu or Ryujinx, the Update 1.4.0 NSP is the definitive version.

: Fixed numerous issues where keys would appear in unreachable locations or players would be unable to progress after a teammate disconnected. Technical Specifications (NSP/XCI)

: Wearing these costumes unlocks special floor themes based on the Twisted Suites, the Unnatural History Museum, and The Spectral Catch. Luigi-Mansion-3-NSP-Update-1---40-1--41-.4.0-Mu...

: Luigi can now wear the Amazing Luigi , Paleontoluigist , and Cap’n Weegee outfits in ScareScraper mode.

: Addressed an issue where players couldn't progress if they defeated Polterkitty and grabbed a gem simultaneously in the Garden Suites. For users managing digital backups or using emulators

The 1.4.0 patch addressed several "soft-lock" issues that could prevent players from completing the main story:

: 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 : Luigi can now wear the Amazing Luigi

The keyword "" refers to the final major content update for the Nintendo Switch title Luigi's Mansion 3 , released on April 30, 2020 . This update is significant as it introduced compatibility for the Multiplayer Pack: Part 2 DLC , added new rare ghosts to the ScareScraper mode, and included a suite of bug fixes for the story campaign. Core Content: Version 1.4.0 Features

: Five new types of rare ghosts were introduced to the ScareScraper mode, providing new challenges for players aiming to complete their gallery.

Update 1.4.0 significantly expanded the game's multiplayer capabilities and added special features for long-time players.