R4 SDHC BRAND NEW V 2.0 FOR DSI XL ??

[rootbox]

I have an r4 card
from DS HAPPYBOX
R4 SDHC BRAND NEW V 2.0
GRAY CARD
I can do that work on a dsi xl
the computer sees NOT the card.
Should I replace software?
if so, by which then?
and would like a link.
Greetings and I hope someone can help me.

[douglaswalkers]

Replacing software is better for device if possible. R4 card use to store data and flash files which able to show and play. It is specially for gameboy which use to get more entertainment.