If you are using a console with Custom Firmware (CFW) like Atmosphere: Move the extracted .nsp files to your SD card.
Ensure your emulator has the latest Prod.keys and Firmware (matching the game's release version) installed in its system folder. Without these, the game will not appear in your library. Super Smash Bros Ultimate (NSP)(91 DLC).rar
Open your emulator and set the "Game Directory" to the folder where you extracted the Base Game. If you are using a console with Custom