thanks for the reply!
im transfering from a ndsxl(3ds#1, a9lh, source) to a n3ds(3ds#2, unhacked, target)
what if i dont plan on transfering back? im content with my nnid and fieldrunners staying on 3ds#2(target system)
would i just copy the backup i made for 3ds#1's sd card to a new sd card...