not a native speaker, can you make a list of things i should do? i didn't get what you just said.
EDIT- did it on sysnand following what you've said, what about emunand?
For cfw we have semi-perfect emulation for gba for both the n3ds and the o3ds. For 9.2> only on n3ds we have decent gba emulation. On o3ds is almost unplayable for everygame