– If Nintendo ever releases a DS Classic Edition or adds DS games to Switch Online (like they did with NES, SNES, and GB), they might use QR codes for small downloads or friend sharing. But full games? Unlikely.
While you might occasionally find a QR code that links to a DS ROM, it is not a recommended or efficient method. download free ds games qr code
This is likely the source of the confusion. The Delta emulator for iOS (and its predecessor GBA4iOS) includes a QR code scanner. However, its intended uses are: – If Nintendo ever releases a DS Classic