How To] Downgrade Slim PS3 from 4.76 to 3.55 Firmware Using E3 Flasher Tutorial (Part 4 of 4) - YouTube
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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) -
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Got this CEH2003B ps3 slim on 4.86 ofw fr £25. How do I downgrade it? : r/ps3homebrew
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JOGi MODS :: PS3 Downgrade Service - Back To 3.55 OFW
JOGi MODS :: PS3 Downgrade Service - Back To 3.55 OFW