Hi. I recently purchased an "R4i Gold 3DS card with 8GB micro sd card" Linke here: http://www.3dscardshop.co.uk/r4i-gold-3ds-...-card-p-17.html
It was playing games fine, but i couldnt not get wifi to work with my games. So i started to mess around with it and did a system update not knowing it...