Use a PC client like NS-USBloader and a console app like DBI or TinWoo .

If you have separate NSP files for the game and the DLC, you can use PC tools like SAUCY or NSC_Builder to merge them into a single "Super NSP" before installing. Important Legal & Safety Note

You must have the latest signature patches installed on your SD card; without these, the console will refuse to launch unauthorized NSP files. Step 2: Choosing an Installation Method

Place the NSP file into a folder on your SD card (e.g., /switch/tinstall/ ).

Indicates this specific package includes three pieces of downloadable content, likely bundled together for easier installation. Step 1: Preparation & Safety

Ensure your custom firmware (CFW), such as Atmosphere , is up to date to support the latest game updates and DLC signature requirements.