Psp 352 M33 Upgrade To 660 |top| < High Speed >

To connect your PSP to your PC or Mac for file transfers. The Upgrade Path Explained

: Find a reputable source for 6.60 CFW for your PSP. Popular sites include the official forums of PSP communities or known homebrew sites.

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Go to . Your system software should now proudly display 6.60 ME-2.3 (or PRO-C depending on your choice). psp 352 m33 upgrade to 660

Once on OFW 6.60, you can install a modern, stable CFW like . Download the PRO-C2 files. Copy the PROUPDATE and FastRecovery folders to PSP/GAME/ . Run PRO Update from the Game menu and press X to install.

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This is a crucial patch that fixes bugs and is a mandatory requirement for moving forward from the base 3.52 M33. To connect your PSP to your PC or Mac for file transfers

Completely shut down your PSP (hold the power switch up for 5 seconds).

Even with perfect execution, issues can arise. Here’s how to fix them.

On your PSP, go to and launch 6.60 PRO-C Updater . Document ends

The installer will extract the official files and inject the M33 code. Once finished, press to reboot.

Since 3.52 M33 is an early custom firmware, you must first return to a clean official state to ensure the filesystem is prepared for modern kernels.