(adsbygoogle = window.adsbygoogle || []).push({}); Hello,
I am planning to buy a ps3 Slim that's on the 3.55 ofw and I am actually new to these thing buy I am a good learner and I learn things really fast so back to my question I want to install a cex Firmware on it but can I just directly install a cex firmware on it because it's on the ofw 3.55

Yes. You can.