If you are using a homebrewed console, you can install the game and its updates using various community tools:
: Highlight the game on the HOME Menu and press the + or - button. Select Software Update and then Via the Internet to check for the latest version. Call of Cthulhu Switch NSP [Update]
on the Nintendo Switch is available as a Nintendo Submission Package (NSP) file, which contains the game data, metadata, and required updates for the console. To ensure the game runs correctly with the latest features and bug fixes, users often need to apply specific NSP updates . How to Install NSP Updates If you are using a homebrewed console, you
: Another widely used tool for managing and installing NSP files from an SD card. which contains the game data