Ok.
Here is the official update
All cards use the same upgrade.
R4i 2013 dual core kernel use this link:http://pan.baidu.com/share/link?shareid=1382040979&uk=1680972688
R4I 2013 Rts lite kernel use this link:http://pan.baidu.com/share/link?shareid=1378711644&uk=1680972688
Upgrade firmware all use this link:http://pan.baidu.com/share/link?shareid=1384435586&uk=1680972688
Will only work with www.r4isdhc.com ,can't support other website.
Thank you so much!!