8 new courses including Rome Avanti, Daisy Circuit, Madrid Drive, and Piranha Plant Cove.
Make sure you install the "Booster Course Pass" unlocker NSP file. "System patch required": Ensure your Atmosphere is up to date and that you have sigpatches installed.
Open Goldleaf, navigate to the files, and select them to install. Install in order: Base -> Update -> DLC 3. Installing/Updating via Official Methods (Non-Modded)
Version 3.0.0 and above includes the final Wave 6 of the Booster Course Pass: Characters: Funky Kong, Petey Piranha, Diddy Kong, Pauline. Mario Kart 8 Deluxe Switch NSP XCI -Update 3.0....
Update 3.0+ generally requires Switch System Firmware 16.0.0 or higher. (recommended for easy installation) or Goldleaf.
You likely installed the update before the base game. Reinstall the base game, then update. Update requires newer Firmware:
Ensure you have the Base Game XCI/NSP, Update 3.0.x NSP, and DLC NSP. 1. Preparing the Files Extract any compressed files ( ) to obtain the 8 new courses including Rome Avanti, Daisy Circuit,
DBI is the most robust installer. It handles the order of operations (Base -> Update -> DLC) automatically. Connect your Switch to your PC via USB. on your Switch. "Run MTP responder" On your PC, a new drive for the Switch will appear. SD Card Install
If you have the physical game or legitimate digital copy, do not use NSP files. Highlight Mario Kart 8 Deluxe on the home screen. on the controller. Software Update Via the Internet Nintendo Support 4. What's Included in Update 3.0+
If you have a base game XCI, an update NSP, and a DLC NSP, keep them in organized folders on your computer. 2. Installation Methods (Modded Switch) Method A: Using DBI (Recommended) Open Goldleaf, navigate to the files, and select
Drag and drop the Base Game, Update, and DLC files into this folder. Wait for the transfers to finish, then press in DBI to finish installation and close it. Method B: Using Goldleaf Transfer NSP files to your SD card.
New "Music" player, Room ID functionality, and 17 new Mii Suits. 5. Troubleshooting Game corrupts/Error on launch:
to update your Switch system firmware to 17.0+ if necessary. Missing DLC:
Disclaimer: This guide is intended for educational purposes on custom firmware. Always support developers by purchasing legal copies of games.