3.55 to Rogero 4.21 Guide

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This guide will show you how to upgrade from any 3.55-based CFW (Kmeaw etc.) to Rogero's 4.21 CFW.

Prerequisites

IMPORTANT: REMOVE ANY DISC FROM THE DRIVE BEFORE PROCEEDING OR THIS WILL NOT WORK

Install Instructions

Revert to 3.55 OFW

  • First we will revert to the 3.55 Official Firmware
  • Copy the 3.55 PS3UPDAT.PUP to an external drive in the /PS3/UPDATE/ folder.
  • Connect the external drive to your PS3.
  • Boot into recovery mode by doing the following:
    • Access the PS3 recovery menu by doing the following:
    • Make sure the PS3 is turned off,
    • Press and hold the power button on the PS3 it will power on then power off.
    • When it's off press and hold the power button again until you hear two consecutive beeps.
    • It will ask for the controller to be connected via the USB cable,
    • Turn on the controller via the PS button and you will have access to the menu.
  • Now Select System Update
  • Follow the on-screen instructions to install 3.55 OFW.
  • After your PS3 reboots check in the system information to ensure you are on 3.55.

Install Rogero 4.21 CFW

  • Extract Rogero_CEX4.21_v1.09d.PUP to an external drive in the /PS3/UPDATE/ folder.
  • Rename Rogero_CEX4.21_v1.09d.PUP to PS3UPDAT.PUP
  • Boot into recovery mode by doing the following:
    • Access the PS3 recovery menu by doing the following:
    • Make sure the PS3 is turned off,
    • Press and hold the power button on the PS3 it will power on then power off.
    • When it's off press and hold the power button again until you hear two consecutive beeps.
    • It will ask for the controller to be connected via the USB cable,
    • Turn on the controller via the PS button and you will have access to the menu.
  • Now Select System Update
  • Follow the on-screen instructions to install 4.21 CFW.
  • After your PS3 reboots check in the system information to ensure you are on 4.21.

Video

http://www.youtube.com/watch?v=uycatKPzTBE