Tutorial for installing the card R4i SDHC v1.4.3:
Here's a quick tutorial on how to install your R4i SDHC v1.4.3:
HOT: Software v1.46b (10.06.2011) - official website
1) Download this file (http://www.r4i-sdhc.com/R4i-3DS%20V1.46b%20English.zip) and then open it with Winrar or 7-Zip
2) Format your microSD card / microSDHC
3) Copy the contents of the file in the root of your microSD / microSDHC. Here's what you should have:
Moonmemo,moonsh12,r4i menu,r4.dat,tutoried d'installation txt.
4) Copy your games files to any place in your microSD / microSDHC
5) Insert your microSD / microSDHC card in your R4i SDHC v1.4.3
6) Insert the R4 SDHC in your DS / DS Lite
7) Have fun!