Abort Automatic Play Mode...
	Birthday Greeting...
	Game Boy Advance In-game Reset...
	In-game Reset...
	Quick Game Boy Advance Start...

After turning on Automatic Play mode, hold Start when turning on the Nintendo DS to return to the main menu instead of starting the game.

Enter a chat room in PictoChat on the date that you entered as your birthday in the system settings. The message "Happy Birthday! Today is [your name's] birthday!" will appear. The starting sound of the DS will also change on your birthday.

Hold A + B + Start + Select during game play in a Game Boy Advance game to return to its title screen.

Hold L + R + Start + Select during game play in a Nintendo DS game to return to its title screen.

With both a Game Boy Advance and Nintendo DS game inserted, hold B when turning on the Nintendo DS.
It will advance directly to the Game Boy Advance games without the usual warning screens.