The newest kernel version of R4i&R4 Ultra is 1.54 , released in Apr.18 2009. R4i and R4 Ultra  use the same kernel, supports multi-language. Please select the language that you want, and download it. More language kernel will be released soon. If you have not known how to use R4 Ultra and the kernel package, please click here to get the guide.

Kernel Version：1.54       S.Chinese   Download

                                          T.Chinese  Download

                                          Japanese   Download

                                          English      Download

                                          Korean      Download

                                          French      Download

                                          Spanish     Download

release date：2009-4-18

·Support R4i new card

·Support DSi(only R4i)

Firmware Version         2009-05-08                 Download

Support European Language DSi System.Only for R4i, don’t support R4Ultra. Run “ultrai_update.nds” on English System to reflash the chip of R4i, and don’t power off when flashing.

Buy R4Ultra:http://www.ctrlgames.com/flash-card-r4i-ultrawwwr4ultracom-c-1_4.html