Hi there, I'm brand new to hacking and I need some help! My firmware is a 6.3.0-12U, I would like to get it to a 9.x {but below 9.5.0-23x} so I can hack Animal Crossing New Leaf. I've heard that Super Smash Bros. has a 9.x update on it {9.2 I think?} but I'm not exactly sure how this works and...