If you have a or an early PSP-2000 , a Pandora Battery and a Magic Memory Stick are your best friends. This hardware-level hack can revive almost any software brick by forcing the PSP to boot from the Memory Stick and reinstall a fresh firmware.
Download the (or PRO-C Fix3) custom firmware package.
If you try to run the 6.60 update and get an error, you likely need to "clean" the firmware. Reset Settings System Settings > Restore Default Settings . This clears old M33 configurations. Optional Bridge : If 6.60 still fails, some users use Hellcat’s Recovery Flasher psp 352 m33 upgrade to 660 portable
Connect your PSP to your PC and copy both folders into PSP/GAME/ .
Updating from such an old version requires specific steps to avoid common "version spoofing" errors or "DADADADADA" update failures. If you have a or an early PSP-2000
To get to the latest version, you must first install the official Sony firmware.
Follow the on-screen prompts, accept the agreement, and let the update complete. If you try to run the 6
Upgrading from the legacy custom firmware to the final (Official or Custom) version is a standard process, though it requires care due to the age of your current software. Recommended Upgrade Path The safest and most common method is to first revert to Official Firmware (OFW) before re-installing modern Custom Firmware (CFW) like 6.60 PRO-C
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?
Mount your console to your computer again using the USB Connection tool.