ok to clarify things
i got r4i-sdhc with 1.4 says on my r4
1. I need to download the 1.53b(02-15-12) on http://www.r4i-sdhc.com/downloade.asp
2. i need a ds lite/ndsi/nds xl with lower firmware and connect to internet to patch the r4
3. ( Here where i got confuse )on the previous post they...