Depending on when it was traded in it could be fully updated. Make sure you turn it on and check. The highest I have seen someone get on a new system is 10.3 and that can be downgraded without a gameok guys i really see A9LH is better i know i know, i just have to sit down and go through tutorial and see if i can do it. I guess I will get a refurbished N3DS from gamestop this weekend (maybe will have older firmware) and attempt after studying the guide