How to Update R4i-SDHC RTS 3DS Flashcart to Latest Firmware v1.78b?

Now, R4i SDHC RTS 3DS firmware has been updated to v1.68b, the new firmware updated fixed more games for RTS
And following is a detailed guide on how to update r4i-sdhc rts 3ds card to v1.68b, hope it will help you :
1. Download the latest r4i sdhc 3ds kernel V1.68b from here:  http://www.r4i-sdhc.com/downloade.asp

R4i-3DS V1.68b

2.unzip it

3.you will get these files,like following pix shows

4. copy these files into your micro sd card and insert your micro sd card into r4isdhc rts 3ds ,then put them together to your 3DS/XL or DSi and so on.
5. Power your console

i
You can give it a shot yourself and now enjoy your games.
Note : modchipfactory.com provides preflashed r4i sdhc rts 3ds card, so you dont need any updating yourself ,you can buy the preflashed card from here:http://www.r43dsworlduk.com

How to update r4i gold 3ds for N3DS V6.2.0-12

At present,there are only two cards can work well on N3DS latest firmware since 3DS updated to V6.2.0-12.They are dstwo and r4i gold rts 3ds. The rest card still being blocked ,but there have a good reason to belive that later more and more cards will join the compatibility list and following is a detailed guide on how to update r4i gold 3ds for N3DS V6.2.0-12  and hope it will helpful for those users who needed it .
Prepared things :
1. R4i gold 3ds card micro sd card as well as a card reader .
2. A console ( NDS/NDSL, DSi/ 3DS ( firmware lower than V6.2.0-12 ).
Steps
1. download the latest wood firmware v1.61 from r4ids.cn

2. unzip it,open the folder and copy the root files into your micro sd card

3. download the N3DS V6.2.0-12 updated patch


4. unzip it,open the folder and you will see these two files

5. For NDS Users :
1) if you update your r4i gold rts 3ds by NDS/NDSL,you need put these files into your micro sd card

2) insert your micro sd card into your r4i gold and put them together your NDS and boot up R4iGold_3DS62_Patch_NDSL.nds


3) Take out your r4i gold 3ds from NDSL and reinsert your r4i gold 3ds
4) Press KEY_A and the updating process will begin



5 ) After updating your card with sucess, your r4i gold 3ds can support 3DS6.2.0-12 now.

6. For DSi and 3DS Users
1) you need put these files into your micro sd card


2 ) insert your micro sd card into your r4i gold and put them together your NDS and boot up R4iGold_3DS62_Patch_NDSi_3DS.nds to update your r4i gold 3ds.
3) Press KEY_A and the updating process will begin.
4) After updating your card with sucess, your r4i gold 3ds can support 3DS6.2.0-12 now