Nintendo 3DS upgraded the firmware to V4.3.0-10 in July, and now most popular R4 flashcard can work on new firmware now. Here is the details:

 

R4i Gold 3DS

The 3DS V4.3.0-10 Patch for R4i Gold 3DS is released now! (for R4i gold 3DS card only)(2012-07-25) 

As we know that 3DS new firmware V4.3.0-10 update has arrived, R4i gold 3DS can support the 3DS V4.3.0-10 perfectly!
Note: This patch is for R4i Gold 3DS only.Please read readme.txt attached in detail before updating. Just download this Patch for R4i gold 3ds card and update your flashcard.After updating with success, R4i gold 3DS can support 3DS V4.3.0-10 and NDSi V1.4.4....>>[Download Now]

 

R4i SDHC 3DS

R4i-SDHC 3DS support 3DS v4.3.0-10 perfectly now, please download the latest kerne at here: download

 

Supercard DSTWO

Firmware v1.17 support DSi 1.44 and 3DS 4.3.0-10x Download from (2012-07-25) here.