![How To] Downgrade Slim PS3 from 4.76 to 3.55 Firmware Using E3 Flasher Tutorial (Part 1 of 4) - YouTube How To] Downgrade Slim PS3 from 4.76 to 3.55 Firmware Using E3 Flasher Tutorial (Part 1 of 4) - YouTube](https://i.ytimg.com/vi/NaTTREmuzFI/maxresdefault.jpg)
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[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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E3 - Flasher | PS3 Downgrade & Dual Boot 4.65 - 3.55 | FAQ | Tutorial | ngb - das wirklich unabhängige IT- und Tech-Board
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