How to Register a Friend on Nintendo 3DS Family Nintendo 3DS In this article, you'll learn how to register a friend on Nintendo 3DS family systems. Complete these steps Will registration be completed locally, or over the Internet with a friend code? Locally Internet Important: The following must be completed on both systems for the friend registration to be completed. Select the friend list icon on the HOME Menu, and tap Open. Tap Register Friend at the top of the screen. Tap Local. Tap on the desired friend card when it appears on-screen to initiate the connection. Once the friend information is exchanged, tap Close to return to the HOME Menu. On both systems, select the friend list icon on the HOME Menu, and tap Open. Tap Register Friend at the top of the screen. Tap Internet. Enter the friend code of the person you want to register, and tap OK. Enter the friend's name, and then tap OK. The name entered can be any name you would like to give the friend in your Friend List. Once the friend information is exchanged, tap Close to return to the HOME Menu.