You'll need a game-shark or other cheat code device. The game itself does not have cheat codes. A game-shark (or game-genie, or whatever) replaces the games original programming with the cheat code data. when the game-shark is inserted into the console, the console will jump to the code screen before actually starting the game.
action replay
If you are using the emulator. There should be button at the top that allows you to enter the cheat code. By the way you know that you need a master code. That can be found in a cheat website.
Maybe you put in a cheat code before that happened and messed it up. If not, you could enter the Game ID into the GameShark (That's what it is called for GBA.) and add a bunch of cheat codes if you wish. It may take awhile.
You Get a game shark for your Gameboy or Gameboy advanced
CodeBreaker is a cheat device which is used to put cheats in a game.So there.
On an action replay
i dont know but u can find cheat codes at www.cheatcc.com
If its Pokemon Platinum, then you need the Action Replay which you can purchase at Gamestop. It's a slot that you put in your DS and you load it and put the cheat codes in.
No.
action replay
You Cannot put in passwords manually you need to have an action replay pro with Pokemon emerald passwords in it. You can however manually input the action replay codes onto the action replay using codes found on the internet.
You must first have a cheat device for example Action Replay, then you can put the codes on that
You cant, Only you can use a Game Shark.
put some cheat codes and their names
If you are using the emulator. There should be button at the top that allows you to enter the cheat code. By the way you know that you need a master code. That can be found in a cheat website.
go in to create opning taunt put in code then press ok
Maybe you put in a cheat code before that happened and messed it up. If not, you could enter the Game ID into the GameShark (That's what it is called for GBA.) and add a bunch of cheat codes if you wish. It may take awhile.