Mario Kart DLC: How to access the Booster Course Pass tracksEven if you've purchased the Mario Kart 8 Deluxe Booster Course Pass, the new tracks won't automatically be accessible in your game unless you download the DLC separately. It's not the most intuitive thing in the world, but fortunately, it isn't hard either. Once the Mario Kart DLC has been downloaded, you'll need to make a very specific step in order to actually see the new Cups and courses available to you. Then you can race these new tracks to your heart's content.
How to access the Mario Kart 8 Deluxe Booster Course Pass tracks
You must have the base Mario Kart 8 Deluxe game in order for the Booster Course Pass DLC to work.
From the Nintendo Switch's main menu, select the Nintendo Switch Online button.
Select + Expansion Pack.
Scroll to the Booster Course Pass box on the right.
Select Details.
Select Download.
If you already have the Nintendo Switch Online + Expansion Pack subscription, select Download. If you want to purchase the Mario Kart DLC, select Proceed to Purch...
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Mario Kart DLC: How to access the Booster Course Pass tracks
