This file name refers to a digital update for a Nintendo Switch game, likely distributed via community repositories. Specifically, is shorthand for Nintendo Switch, "NSP" is the official file format for digital software (Nintendo Submission Package), and "Update 640" indicates this is a version patch rather than the base game.

Downloading files from sites like Ziperto carries a risk of malware or corrupted data. Always verify the file size against known database entries to ensure it hasn't been tampered with.

This is a compressed archive. It must be extracted using software like WinRAR or 7-Zip to reveal the .nsp file inside.