You can use usrcheat downloaders like this one or this one. That way you will have the latest up to date version of usercheat.dat, then put the file in SD:/__rpg/cheats folder of your Gateway Blue MicroSD.
You can use usrcheat downloaders like this one or this one. That way you will have the latest up to date version of usercheat.dat, then put the file in SD:/__rpg/cheats folder of your Gateway Blue MicroSD.
I thought the cheat codes is already included. When you go to a game, press Y and then X to go to all Action Replay codes, then when you finishen selecting, press X to save.