If you want, tell me which DS game you’re using and I’ll give step‑by‑step QR instructions specific to that title.

If you want, I can create a vivid descriptive blurb or citation-style reference entry (APA/MLA) for this topic—tell me which citation style.

If you use an emulator like or DeSmuME on a PC, some tools allow you to scan QR codes to download cover art, save files, or cheat databases (e.g., Action Replay codes). The QR code simply encodes a URL for a PNG or TXT file—not the game ROM.