Pokemon Platinum cheat codes are entered into the Action Replay. There are no other methods for entering in codes. After entering in the master code, players can enter as many codes as they want.Continue Reading
Connect the Action Replay to a computer with Internet access using a USB port in order to download all of the available codes.
Each Action Replay comes with software preloaded to the device. This should auto-install when connected to a compatible computer. Follow the instructions on the screen. Upon completion, launch the software.
Once loaded, select Software Update. Players must then select the Quick Codelist Update option to receive all of the codes for Pokemon Platinum.
Disconnect Action Replay after the updates have completed, and turn the DS off. Plug the Action Replay back in to the DS, and attach the Platinum cartridge.
Once plugged in, turn the DS on again. After selecting the Action Replay from the main menu, players are presented with a second menu. Select the desired codes from the menu, and hit Start. Custom codes can also be entered in at this time.