: Purchasing the game through the official Nintendo eShop ensures you receive automatic updates and avoids the security risks or ban potential associated with unofficial software.
: These are often distributed on third-party forums or "warez" sites. Users with modified consoles use tools like the DBI Installer or Tinfoil to manually install these files and their corresponding updates. Ghost Song Switch NSP [Update] (eShop)
: Using NSP files to play games you do not own is a violation of Nintendo's Terms of Service and can result in your console being permanently banned from online services. : Purchasing the game through the official Nintendo