![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/zhe2gOdAKoo/sddefault.jpg)
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 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/zhe2gOdAKoo/mqdefault.jpg)
How To] Downgrade Slim PS3 from 4.76 to 3.55 Firmware Using E3 Flasher Tutorial (Part 1 of 4) - YouTube
PlayStation 3 updated to official firmware version 4.87 | GBAtemp.net - The Independent Video Game Community
![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)