When searching for information on updating or backing up games, you will inevitably run into the terms and XCI . In the homebrew and backup community, these are the two primary file formats used for Nintendo Switch games. Here is what they actually mean:
Ability to toggle specific items on or off in offline modes. Mario Kart 8 Deluxe Switch NSP XCI -Update 3.0....
If you have a physical copy of Mario Kart 8 Deluxe (an XCI file), you cannot simply "inject" Update 3.0 into that file. Instead, you place the XCI file on your homebrew-compatible Switch, and then install the Update 3.0 NSP file separately. The Switch firmware reads the XCI as the base game, and then applies the NSP update over it. When searching for information on updating or backing
This landmark update added the final Wave 6 of the Booster Course Pass, bringing the total course count to 96. It introduced four new characters—Diddy Kong, Funky Kong, Pauline, and Peachette—alongside 17 new Mii racing suits. Gameplay adjustments included a "Music" button in the menu and various balance changes to kart invincibility stats. Version 3.0.1 (November 2023): If you have a physical copy of Mario