The lasted Kernel of R4i SDHCupdated to V1.23b on June 14 ,2010.it support Multi-language:English,Japanese,French,German,Italian,Spanish,Dutch,Korean, Portugese,chinese.
How to update the kernel?
By using the TF card reader, connect your TF card with computer, open the file.
a. Upload game kernel: Copy the R4.DAT file to your TF card.
b. Upload video kernel: Copy the Moonshl2 to your TF card.
c. Upload DIY Interface function: Copy the R4iMenu to your TF card.
How to update AR cheat data base?
Upload the newest AR cheat data base, then copy the "usrcheat.dat" file to"R4iMenu" file.
if the loading speed is slow,maybe the fragments of your SD/TF card are too many. You can use the official SD/TF card format tool.It can solve your issues.
Now there is date errors for r4 and r4i. The DS console will show this: System date error! Please check NDS system date. So you have to update your kernel.
Get more information about R4i SDHC DSi Card from：http://www.r4ds-ds.co.uk/products/R4i-SDHC-V1.4-for-DSi-DSi-XL-p-12.html