: Instead of manually typing a 64-digit string of code using a digital keyboard, players scan the QR code.

They mapped the location: an abandoned drive-in theater three towns over. Creeping past the rusted gates at midnight, they found the old projection booth. Scratched into the wood of the door was the same QR pattern, but this one had been carved by hand years before the game was even released. Beneath it, a single line of text: "You’re still in second place."

Racing "communities" had unique QR codes that allowed others to join specific lobbies instantly. Because many play Mario Kart DS

To get the most out of the game, you should:

Want to share your sweet pixel art emblem?

To summarize the different types of "codes," here is a table for a quick overview:

A is a scannable image designed to hold data that represents a custom

If you run homebrew software on a Nintendo 3DS or a DS flashcart (like an R4 card), you can use custom homebrew apps that utilize the 3DS camera to scan a setup QR code. This automatically configures your handheld to connect to the Wiimmfi servers, bypassing manual entry.

Need

Instantly unlocks R.O.B., Toad, Bowser, and all hidden vehicles.

: QR codes are used to quickly download tools like Twilight Menu++ , which then allows the system to play Mario Kart DS ROMs without a physical cartridge.

Scroll down the main menu and select Remote Install .

the settings and run a connection test. You can now race globally against the remaining active community. Accessing Custom Emblems

Scan the QR code on your phone to open the 32x32 pixel layout grid. Open the Emblem Editor in Mario Kart DS ( > Emblem ).