Update 1.4.0 significantly expanded the game's multiplayer capabilities and added special features for long-time players.
The update resolved several issues that previously hindered game progression:
Luigi's Mansion 3 is locked at 30 FPS on original hardware. When emulating or using a hacked Switch, the 1.4.0 update can be paired with custom community mods:
The local party-play option, ScreamPark, was expanded with : Luigi-Mansion-3-NSP-Update-1---40-1--41-.4.0-Mu...
Early versions had minor progression glitches that were smoothed out over the update cycle.
Beyond multiplayer components, version 1.4.0 resolved several softlocks and mechanical bugs present in the baseline software. Affected Mode / Floor Bug Description 1.4.0 Resolution
The cooperative online/local multiplayer tower mode, ScareScraper , received major mechanical additions: Update 1
: Resolves various collision bugs, soft-locks in the main campaign, and online matchmaking stability issues. 2. Technical Breakdown: File Naming and Structures
For fans of game development and digital design, developers Next Level Games added a dedicated gallery.
: A chaotic air-hockey style challenge utilizing the Poltergust G-00's suction and blow capabilities. Beyond multiplayer components, version 1
This update integrates both packs of the game's DLC, available via a $9.99 / £8.99 "Multiplayer Pack" on the eShop, adding a huge amount of content to the game's online modes:
Professor E. Gadd’s face flickered onto the Virtual Boo screen. "Luigi, my boy! Don't be alarmed! I’ve just finished recalibrating the Poltergust’s firmware. I call it the 'Multiplayer Expansion.' It seems my data transmission caused a slight... spatial anomaly."
Update your prod.keys and title.keys to the version matching the firmware required by update 1.4.0.
Keys or player Poltergusts dropped into completely unreachable geometry spots. ; entity spawning boundaries strictly redefined. ScareScraper Mode