Get a 4GB Card to Work With R4 in DS

1.
Step 1

Download the firmware for the R4 card (see Resources). Double-
click the downloaded file to unzip.
2.
Step 2

Connect your 4GB MicroSD card to the USB port of your computer
using the MicroSD adapter supplied with the R4 card.
3.
Step 3

Copy all files and folders from the unzipped firmware folder to
the root directory of the MicroSD card, then eject and remove the
card.
4.
Step 4

Insert the MicroSD card into the slot on the back of your R4
cartridge. Ensure that the MicroSD card is inserted correctly, with
the key-shaped indentations on the left side of the card.
5.
Step 5

Insert the R4 cartridge into the top slot of your Nintendo DS.
Turn the system on to complete the firmware update. Your R4 cartridge
is now ready for use with the new 4GB storage unit.

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