(adsbygoogle = window.adsbygoogle || []).push({}); hi ngu my ps3 is rebug4.70.1 Cobra dex.and i want to go to 4.65 ITA Cobra DEX .. b4 i Install 4.65 ITA Cobra DEX.i downgrade 3.55 .after i downgrade to 3.55 and i Install 4.65 ITA Cobra DEX , my ps3 restart and freeze and i try to go ps3 recovery mode and it freeze..i try to go recovery mode and it keep freeze and i turn on my ps3.. anyway to fix it ..

If it's freezing in recovery mode, I am not sure as to what you can do! If you have another PS3 around and are willing to erase all data on it, replace the HDD and then see if it works? (This won't remove your JB, just all your packages and files) Good luck.