NSP (Nintendo Submission Package) and XCI (eShop File Format) are file formats used for Nintendo Switch games. NSP files are used for digital distributions of games through the Nintendo eShop, while XCI files are typically used for game card dumps. Both formats can be used for installing games on the Nintendo Switch, but NSP is the more commonly used and supported format.
Super Mario Odyssey remains one of the most supported titles on the Nintendo Switch family, with its most recent major technical leap occurring via the Version 1.4.0 update released in June 2025. super mario odyssey switch nsp xci update exclusive
The keyword includes the word "Exclusive." In the context of Switch backups and Mario Odyssey , "exclusive" refers to content that is not available on the base cartridge or the original 1.0 digital release. NSP (Nintendo Submission Package) and XCI (eShop File
: While the update is playable on original Switch hardware, the HDR and high-resolution optimizations are exclusive to the Nintendo Switch 2 Installation Note How Good is Super Mario Odyssey in 2026? Super Mario Odyssey remains one of the most