update to official firmware 6.35.
download Minna No Sukkiri demo(a Japanese game), the save game exploit, and the latest HalfByteLoader (R112).
download 6.35 HEN by vFlame and ColdBird.
follow instructions and run HEN. it's easy. PM me if you wanna know how.
you may also wanna try to download the Prometheus ISO Loader for your iso/cso needs.