How to move data from one 3DS SD card to another SD card?

[Aloha]

So I had a 2GB and i tried to download pokemon x/y only to realize 3GB isnt enough so then my bf got me a 8 GB sd card and now i have to transfer all the saved game data/pictures etc.How do i transfer data from one SD card to another

 

[Jennifer]

Just copy all the data from that SD Card onto the computer (So you'd need to put the SD Card into a SD Card Slot on the computer) and then copy that data onto the new SD Card.