: Files labeled as "NSP" (Nintendo Submission Package) or compressed "RAR" archives from pirate sites can contain malware that compromises your PC or, in rare cases, causes your console to "brick" (become unplayable).
: Downloading copyrighted ROMs or NSPs from the internet is generally illegal even if you already own a physical copy. Official Purchase Options : Files labeled as "NSP" (Nintendo Submission Package)
: Installing unofficial NSP files on a Nintendo Switch often leads to a permanent hardware ban from Nintendo’s online services. in rare cases