R4 cheats

my cheats don't work if I add any or change any thing and when I put it back to the way it was it still doesn't work. Luckily I copied it before I did it ;D. I don't know what's wrong with it ???. R4s are so confusing. :(

are you putting it in your system folder?

Read the Common Issues https://www.romulation.org/forum/index.php?topic=1462.0

u have to download cheat code editor first then put the memory chip or w/e its called into a usb and plug that in. then go to cheat code editor and open the usb then go to _system_ then usrcheat and just go to file on top, add a game, put in id, then file, add code, put in the name then code and update code