This usually means the file was originally in a different format (like XCI, which is a physical cartridge dump) and was converted to NSP to make it easier to install on a console’s internal memory or SD card [1].
Large Switch games are often 14GB or bigger. To make them easier to upload and download, they are often split into smaller "parts" using WinRAR or 7-Zip. You need all the parts (part1, part2, etc.) in the same folder to extract the single usable game file [1, 5]. 2. Usage and Requirements Xenoblade Chronicles 3 (NSP)(Converted).part1.rar
Once extracted, the resulting single NSP file is loaded into an emulator to play the game on a computer [5]. 3. Safety and Legality This usually means the file was originally in
Files like this are typically used by players who have or use PC emulators like Ryujinx or Suyu [2, 5]. You need all the parts (part1, part2, etc