While files labeled as "NSP" or "XCI" can be found on third-party sites like Romslab or NSWPedia , downloading game updates from unauthorized sources is considered and is illegal. Using these files also carries significant risks: How to Update Super Mario Odyssey - Nintendo Support
: Improved image quality specifically for the Nintendo Switch 2 display and high-resolution TVs. Super Mario Odyssey Switch NSP Update Free Dow...
: Allows two players to play together, with one controlling Mario and the other controlling Cappy, via local or online "GameChat". How to Update Officially While files labeled as "NSP" or "XCI" can