The cooperative ScareScraper mode received the most attention in this update:
This information is provided for educational purposes regarding system file structures. Installing unauthorized copies of games you do not own is piracy. Only proceed if you possess a legitimate copy of Luigi’s Mansion 3 and are using custom firmware for backups.
Credits:
: Users must dump their own legally purchased game updates from their personal Switch consoles. Downloading NSP files from third-party repositories violates copyright laws and risks malware infection. How to Install the Update on Your Switch
This article provides a comprehensive overview of what the (Mu referring to Multiplayer/Multiplayer Pack) encompasses, covering new content, how to apply the patch, and improvements to the ScareScraper and ScreamPark modes. 1. What is the Luigi's Mansion 3 1.4.0 Update? Luigi-Mansion-3-NSP-Update-1---40-1--41-.4.0-Mu...
While early updates focused primarily on the ScreamPark and ScareScraper multiplayer modes, the later updates generally address:
Article last updated: May 2026. Game version discussed: 1.4.1. Credits: : Users must dump their own legally
This write-up provides an overview of the Luigi's Mansion 3 v1.4.0 Update , often found in the "NSP" file format for Nintendo Switch