R4i & R4 Ultra Kernel

The newest kernel version of R4i&R4 Ultra is 1.56 , released in Sep.25 2010. 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 chick here to get the guide.

R4i Ultra And R4 Ultra Kernel English Version: V1.56 (Release Date: 2010-09-25)

R4i Ultra Update for DSi V1.4.1 (Download)

R4i and R4 Ultra Kernel Version: 1.55 (Release Date: 2009-10-20),English

R4i and R4 Ultra Kernel Version: 1.55, French

R4ifw_update_14_DSi.nds (Pls install both V1.55 and this updation at the same time)

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.

Notice: R4i Ultra Firmware Updation for DSi V1.4

>> Install lastest kernel and firmware r4ifw_update_14_dsi.nds, run the firmware firstly on your DS, DS Lite or DSi lower than version 1.4;

>> After updation completes, you can use R4i ultra on your DSi v1.4 now.