Tutorial - Hardware Needed for PS3 Downgrade | Se7enSins Gaming Community
How To] Downgrade Fat PS3 From 4.66 to 3.55 Firmware Using E3 Flasher Tutorial (Part 3 of 3) - YouTube
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PS3] Downgrade to 3.55 and install 4.78.1 Dex Rebug - YouTube
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Scena PS3] Come effettuare un downgrade ed installare il firmware originale 3.55 – BiteYourConsole
Downgrade any CFW PS3 to 3.55 or any other CFW - DIYProjects.Tech
PS3 Downgrade Jailbreak 4.82 to 3.55 No Password No Survey - Tested
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SANY ilaya - UPDATE!!! PS3 4.50 OFW DOWNGRADE (hardware flasher method)/UNBRICK SERVICE for BRICKED PS3 due to FAILED firmware updates (see guide below) JAILBREAK: -Software: for firmwares 3.55 below (slim and phat) -