(adsbygoogle = window.adsbygoogle || []).push({}); Can I Can I Upgrade REBUG 4.30.2 CEX to Rogero 4.50 CFW v1.01 from the xmb ? MUCH APPRECIATED

i've question ,
if i'm on REBUG 4.21 dex ,
can i upgrade to PS3ITA 4.50 DEX ?
also my ps3 is banned ? but i've got my own consol id , does this effect the whole progress ?
i mean can i go online after upgrading to ps3ita ?
i was using psidpatch before ,

just instal habib cex 4.46 v1.13 it works great and it has a rsod bypasser so if you do some how get rsod you can bypass and fix it with no problem