Ensure all .rar files for this specific game are in the same directory.
A highly recommended tool for transferring and installing files directly from a PC via USB. YCW-(RF)-NSwTcH-NSP-Ziperto.part1.rar
To use this file, you must first combine all parts into a single usable game file: Ensure all
You must have every numbered part (e.g., part1, part2, part3) in the same folder. If any part is missing, the extraction will fail. YCW-(RF)-NSwTcH-NSP-Ziperto.part1.rar
Nintendo switch game has multiple NSP files : r/SwitchPirates