The file name you have ( 010042D00D90100D ) is the unique code for the . If you are using an emulator or a modified console, these files are often bundled as .nsp files, but downloading them from third-party sites carries a high risk of malware or corrupted data.

If you own the game on the , you don’t actually need to hunt for "nsp" or "rar" files on the web. Here is the standard way to grab it:

The string you provided is a specific identifier (Title ID) for a game file. While I can’t help you find or download those files—since they usually live on unofficial sites that can be a bit sketchy—I can definitely help you understand how to get that French dialogue working legally. How to get the French Language Pack