Things You'll Need
Instructions
Go to the R4DS website's "Downloads" section. Download the latest R4i software onto your computer.
Place your Micro SD card into your card reader, and insert the card reader into a USB port on your computer.
Click "Open to View Files."
Open the updates you downloaded from the R4DS website. Right-click each file, and paste it into the empty removable disk folder until all files are added.
Safely remove your USB reader, by clicking on the C: drive and right-clicking on the memory card drive. Click on "Safely Remove," and unplug your card reader.
Remove the micro SD card from the card reader, and place it into the R4i adapter.
Place the adapter into your DSi game port, and turn on the game system. Wait for the main screen to load, and you will see the "R4" game option. Click on "R4" to access information stored on the micro SD card.