Because the original DS lacks a camera, you cannot scan QR codes with a real DS console. Instead, users scan them with a smartphone or computer, then transfer the data via:
In practice, most QR codes you see link to a .duc (DS save file) or a patch file. Scanning the QR with your phone just reveals a download URL. mario kart ds qr code
Because Mario Kart DS lacks an official QR-import feature, you’ll use community workflows: Because the original DS lacks a camera, you
If you are looking for fresh tracks or mods (the source of those QR codes everyone talks about), here are the best resources: In practice, most QR codes you see link to a