: Right-click the .rar file and select "Extract Here."
Make sure you are only using backups of games you actually own. Modifying your console and using files from the internet can lead to a ban from official Nintendo servers .
Once you have the .nsp file extracted, it can't just be "played" on a computer like a movie. To use it, it is typically transferred to a Nintendo Switch running custom firmware (CFW): : Move the .nsp to your SD card.
: If you also have separate update files, you can use tools like switch-merge-utility on your PC to combine the base game and updates into one clean file before installing.
: This indicates the source of the file was the digital Nintendo eShop, rather than a physical game cartridge (which would usually be labeled as .XCI ).
Are you running into any while trying to extract the file, or
To "put together" the story of this file, you essentially need to go through three phases: , Merging (if it's in parts), and Installing . 1. The Story of the File Name
