Nintendo DSi V1.4.2 hardware upgrade：
1. First, reformatting the SD,go to www.r4i-sdhc.com to download the latest kernel 1.37b.
2.Unzip and copy the files(R4iMenu,moonshl2,moonmemo,r4.DAT) to the root of MicroSD card.
3. Go to www.r4i-sdhc.com to download the dsi(1.42) upgrade package of purple r4i-sdhc.
Unzip and copy the files(fwup142.nds ) to the root of MicroSD card.
4. Insert MicroSD card into r4i-sdhc card, insert r4i-sdhc card into nds\dsl\dsi\dsill\dsixl
5.Turn on console and press "A" button to run the upgrade file fwup142.nds. Note:When upgrading the r4i-sdhc card, it is not allowed to turn off power or pull out r4i- sdhc,otherwise it will damage the r4i-sdhc card.

Buy R4i SDHC V1.42