How to upgrade R4 card for Nintendo 3DS V4.3.0?

Aug. 14, 2012 - PRLog -- Nintendo 3DS V4.3.0 lock some flashcard
Nintendo upgrade 3DS system to V4.3.0 in the end of July, most flashcard are locked.  They are: R4i SDHC 3DS, card made by r4i-sdhc.com), R4i-Gold 3DS, card from r4i-gold.com, Acekard 2i, from acekard.com, M3i zero from m3adapter.com, Pandora 3DS, hyper r4i, TT 3DS from n3dstt.com and more. while run these cards on 3DS V4.3.0, it just shows "an error has occupy, please reset the system to solve it". So, if you are using these flashcards, please don't upgrade your system to 3DS V4.3.0-10 E/U/J.

Which R4 card support 3DS V4.3.0 console?
There are some excellent r4 3ds cards which break Nintendo 3DS V4.3.0 E/U/J system. As our test, the R4i Gold 3DS, card (r4ids.cn), R4i Gold Plus  card (r4ids.com), Supercard dstwo  (supercard.sc), R4i Gold Pro, card (r4i-gold.com), R4iTT 3DS card (r4itt.net), R4i RTS, and R4i Dual Core, card (r4isdhc.com) successfully break 3DS V4.3.0 system. So if you already update the 3DS to latest version, you can choose any of these r4 cards.

How to make R4 card work on 3DS V4.3.0?
R4i Gold 3DS card of r4ids.cn
R4i Gold 3DS card firstly break 3DS V4.3.0 on 2012-07-25.  R4ids team released a  R4i Gold 3DS V4.3.0 update Patch to improve the compatibility. Users just download this patch, and upgrade the r4i gold 3ds card with a ds or dsi console. Then it can work on 3DS V4.3.0-10 E/U/J console. below is their official news:

"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."
If the game icon of your system is  ("DORASU"), it can directly work on  the 3DS V4.3.0-10 and NDSi V1.4.4, no need any upgrade!

R4i Gold Plus card of r4ids.com
To support 3DS V4.3.0, users must upgrade the r4i gold plus firmware to V1.8 version. For R4i Gold Plus luxury package, you can download the V1.8 firmware, and directly upgrade the r4 card with the Plus Adapter. For R4i Gold Plus economy package, please download V1.8 firmware, and use a DS or DSi console to upgrade the card. buy r4 card from http://www.r4town.com

Supercard DSTwo of supercard.sc
Supercard DSTwo V1.17 firmware was released on July 25th, 2012. Players need to upgrade DSTwo firmware to V1.17 version, then it can work on 3DS V4.3.0 system.

Upgrade method for Other flashcard
For other flashcard, such as R4iTT 3DS, R4i RTS, R4i Dual core, R4i Gold Pro card, they have very similar upgrade method. Each of them has a mentioned V4.3.0 update patch.  Firstly, Download mentioned update patch into computer. Secondly, unzip the patch and put the file into the root directory of MicroSD card. Third step, enter r4i main menu, and run this update file. Four step: click the "start" key to start upgrade process, and wait untill it finish.

Note: Please don't power off while on upgrade process. Shut down may cause damage to the r4 card.