: Use a tool like WinRAR or 7-Zip to open "part1.rar"; the software will automatically combine all parts into a single .nsp file.

: You must have every part (e.g., part1, part2, part3, and part4) in the same folder to successfully extract the data.

💡 : Make sure your console has the latest prod.keys installed, or the game will not boot after installation.

Once you have the full .nsp file, you can use it on a modified console or an emulator:

The file appears to be the fourth segment of a multi-part compressed archive containing a Nintendo Switch game (likely Unstable ) in .nsp format. Key Steps to Use This File

: The final extracted file should have a .nsp extension, which is the standard format for digital Nintendo Switch game files. How to Install the Extracted Game