Psp 352 M33 Upgrade To 660 Portable [exclusive]

No. Your ISO/CSO files will still work, and modern CFW supports them better. What is the advantage of 6.60 PRO-C2 over 3.52 M33?

Disconnect the USB cable. On your PSP, go to -> Memory Stick and run the 4.01 M33 update.

Download the archive and the official Sony 4.01 OFW (Official Firmware) update file. psp 352 m33 upgrade to 660 portable

The 3.52 M33 firmware was a trailblazer in its time, but it has become outdated in nearly every aspect. Moving to a newer CFW like 6.60 PRO-C, which is specifically designed for the 6.60 official firmware, offers several crucial benefits:

Step 3: Return to Official Firmware – Install Official 6.60 Disconnect the USB cable

After the reboot, go to . You should see:

Extract the files and copy the installer folder to PSP/GAME/ . Run the from the Memory Stick. Follow the instructions (usually pressing to install). Step 3: Making the Firmware Permanent (Optional) you must hit 4

Extract the download. You will see folders: PROUPDATE , CIPL_Flasher , and FastRecovery . Copy all three folders to PSP/GAME/ on your Memory Stick. On your PSP, run from the Game menu. Press X to install. Once finished, you are on 6.60 PRO-C2! Phase 4: Making the CFW Permanent (CIPL Flasher)

Create a brand new folder inside GAME and name it exactly in all uppercase letters.

You need to install intermediate firmwares first. Think of it like climbing a ladder: You cannot jump from rung 3 to rung 10; you must hit 4, 5, and 6 first.

After the reboot, your PSP will be running . You have now successfully wiped the old M33 kernel.