This post is user guide for you to make your r4i gold 3ds card work on the latest 3ds firmware V6.1.0-11U. Before you use this guide, you need to make sure your r4i gold 3ds card is this one because there are so many different cards called r4i gold, this is the best r4i gold 3ds card http://www.dsflashcart.com/r4i-gold-3ds-wood-r4i-3ds-flashcard-for-ds-dsi-3ds-p-248.html And this card is working great on the latest 3ds V6.1.0-11U, if your card can not work, you need to update your r4i gold first. if you plan to buy r4i gold card, make sure you buy a preflashed one step 1 download the latest wood firmeware from the official site here ftp://r4idsdown:email@example.com/Wood_R4iGold_V1.60.rar Step 2 extract it, and copy all the contents to the root of your sd card. then create another folder named games which will be used for storing games. finally your sd card should have Step3 put your sd card and r4i gold 3ds card on the sd card and enjoy your games.