While QR codes cannot interact with a vanilla DS cartridge, they have three legitimate and useful functions for the HeartGold community.
Did we miss something? If you’ve found a legitimate use for QR codes in Heart Gold (outside ROM hacks), let the community know in the comments below. And as always – stay shiny, and stay safe. Pokemon Heart Gold Qr Code
If you see a "QR Scanner" option in a Pokémon game menu, you are likely looking at or Generation 7 (Sun/Moon, USUM) . HeartGold lacks an in-game camera interface, so any QR code you find will require external hardware or setting changes to function. Unlocking Johto: The Truth About "Pokémon Heart Gold
