r4igold 3ds 2013 card the firmware upgrade to 3DS V7.0,  and use the V3.7 kernel（After a successful upgrade , be sure to use the V3.7 kernel）. you can use 3DS V7.0.0-13 and DSi V1.4.5 console to run the game .

upgrade instructions :
pls use another console with lower version to update your r4igold 3ds 2013 card. (all console nds/ndsl/ndsi)
1  to download the " Update_7.0_r4igold3ds" into the TF card root directory, then open the DS console, press  "A" button to enter the "microSD Card" directory. 
2  select "Update_7.0_r4igold3ds.nds", press "A"to enter the upgrading procedure. 
3  pree "A"to start upgrading. 
4  upgrading Process.... 
5  upgrading completed, power off the ds conosle. Now r4igold 3ds had upgraded to 7.0 version successfully, can work with the 3DS V7.0.0-13 and DSi V1.4.5 console. 

upgrade note:
1  please make sure the console's power capacity is over 90%.
2  please don't turn off   the conosle when you are upgrading the card. 
please pay  your  attention to those two tips, if not, you shall burn the r4igold 3ds card very easily.