How To Upgrade an Old CFW to 5.00M33-6

If you own a PSP with an old custom firmware and you want to update it, you came to the right place. Hellcat's Recovery Flasher will help you through. It will update your PSP to 5.00M33-6. From there you can upgrade even further to a cfw of the "GEN generation"

Requirements

• a psp with CFW installed
• Hellcat's Recovery Flasher v1.60
• Official firmware 5.00

Let's go to work !

• Download and unzip the official firmware 5.00 (renamed as 500.PBP)
• Download and unzip Hellcat's Recovery Flasher
• Connect your PSP to your computer and enable a USB Connection
• Copy the RECOVERY folder from the Recovery Flasher to your PSP X:/PSP/GAME so you end up with X:/PSP/GAME/RECOVERY
• Copy the 500.PBP file to the root of your Memory Stick
• On your PSP navigate to GAME >> MEMORY STICK >> Hellcat's Recovery Flasher and press X
  
• On the main screen select I Agree, now take me to the program and press X
• Now select Install CFW (of version selected above) and press X
• After a few minutes you have a PSP with CFW 5.00M33-6 !
• if you want to update to the GEN vfw, check How To Update your CFW