(adsbygoogle = window.adsbygoogle || []).push({}); Can i update to the newest PS3 update the 3.73 i have the E3 Flasher install but i wanted to know if i can update to the 3.73 UPDATE and downgrade again?

yes they said so in their poorly constructed guide that it is possible via USB or internet. if you want to use the semi-dual boot method, get another 2 HDDs (1 being a dummy and the oher with 3.73 OFW)