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Continue to ChatDowngrading Playstation 3 firmware to official 3.55 https://xfix.co.uk/downgrading-playstation-3-firmware-to-official-3-55-we-stop/
Downgrading Playstation 3 firmware to official 3.55 https://xfix.co.uk/downgrading-playstation-3-firmware-to-official-3-55-we-stop/