: Specifies that this file is from the North American region .
: This indicates the update version of the software. In the Switch's internal versioning system, the base game is v0 . Updates are incremented in multiples of 65,536 ( 2162 to the 16th power Splatoon 3 [0100C2500FC20800][v655360][US].nsp ...
: This is the unique Title ID for the North American (US) version of Splatoon 3 . Every software title on the Nintendo Switch has a specific 16-character hexadecimal ID. : Specifies that this file is from the North American region
This specific version was a landmark "bonus update" that introduced significant content and technical enhancements: Splatoon 3 [0100C2500FC20800][v655360][US].nsp ...