This is a very outdated method involving a device called an NDS Adaptor Plus. This method should only be used if you do not have access to a hacked 3DS, as it is not as reliable, and only works on Windows XP and Windows 7 (with some tweaks to your operating system NOT RECOMENDED). There are other alternatives to this device (R4i Save Dongle) but all of the alternatives suffer from some of the same problems or even worse. I recommend that if you really want to use the NDS adaptor Plus instead of