Supercard dstwo team officially released the firmware V1.20 to support DSi 1.45 and 3DS 6.0.0-11x today, below are the details: Download dstow firmware V1.20 from here Important: Please make sure the power is enough! And don't do anything unnecessary! How to upgrade DSTWO firmware? Step 1: Download the firmware.. Step 2: Unzip and copy the upgrade file such as "dstwoupdate.dat" to MicroSD. Step 3: Make sure you have DSTWO EOS system in your MicroSD, if you don't have, please download: DSTWO EOS v1.11(2012-12-12). Step 4: Find a DS console (NDS\DS\DSLite\DSi\3DS) which can run this EOS system, if you have the latest version console can not run EOS system, sorry, you have to find one. Step 5: Turn on the power, EOS will detect the upgrade file, press A to upgrade. Now, the DSTWO support the latest version console. Off cause if the firmware declared support the latest version console. Source: http://www.thegamerdepot.com/news/supercard-dstwo-fireware-v120-released-for-3ds-60011x-a-21.html
thank you.Now we can update dstwo to support v6.0.0-11,if you don't have dstwo,you can check here http://www.modchipwarehouse.com/supercard-dstwo-flashcart-for-3ds-xl-3ds-dsi-ds-lite-p-5.html
Follow this guide : http://www.modchipfactory.com/blog/how-to-make-dstwo-work-well-on-3ds-v6-0-0-11/ , i made my dstwo work perfectly on my 3ds v6.0.0-11