Instructions
Insert the Gameshark SP into the game cartridge slot on your Game Boy Advance. Power on the system. The Gameshark SP's main menu loads.
Select the game with the cheat code you want to delete. Press the right arrow on the Game Boy Advance's directional pad.
Highlight the description for the cheat code you want to delete. Press the right arrow on the directional pad. Highlight the cheat code you want to delete. Press "Select."
Press "A" to permanently delete the cheat code. If you change your mind, press "B" to return to the cheat code menu.