How do you get your r4 ds card card to work?
to use the r4 card, you also need a MicroSD card, which is used
for game and r4 kernel loading.
1. download the latest r4 kernel from official website, it is a
zipped patch.
2. Unzip the patch, you can get several files.
3. Copy all files to the root directory of the MicroSD card.
4. Download some games, unzip it, and put them to the root
directory of the MicroSD card.
Insert the MicroSD card into the r4 card, and put r4 card into
the console, then you can start to play games.