It is a common misconception that the (the pedometer bundled with the game) used QR codes. It actually used Infrared (IR) communication.
You can find Pokémon HeartGold QR codes in various places, such as: Pokemon Heart Gold Qr Code
QR Codes in Pokémon HeartGold offered a handy bridge for sharing Pokémon data and registering species without full trading, especially during the DS era when distributed events and portable sharing were evolving. While their practical role diminished in later generations, they remain an interesting part of HeartGold’s feature set and a useful tool for collectors and vintage‑game enthusiasts. It is a common misconception that the (the
💡 Always create a backup before using any QR injection tools. While their practical role diminished in later generations,
For players who want the result of what they think a QR code offers (specific Pokemon, items, events), the practical solution is . Steps: