Psp 352 M33 Upgrade To 660 Portable [better] < HD · 720p >

On your PSP, go to the Game menu and run the PSP Update Ver 6.60 . Follow the on-screen instructions to update.

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?

Find the official Sony 6.60 EBOOT.PBP from reputable archives like ConsoleMods . Transfer Files: Connect your PSP to your PC via USB. Navigate to the PSP folder, then the GAME folder. Create a new folder named UPDATE (all caps). Place the EBOOT.PBP inside: ms0:/PSP/GAME/UPDATE/EBOOT.PBP . Run the Update:

Allows you to take screenshots, rebind keys, and listen to music while playing games. psp 352 m33 upgrade to 660 portable

If you have dusted off your old PlayStation Portable (PSP) and found it running , you are holding a piece of history. Released back in 2007 by the legendary team M33, this firmware was revolutionary. However, in 2025, 3.52 M33 is ancient. Modern games require firmware 6.60 or 6.61, and many homebrew apps simply crash on the old kernel.

Once done, the PSP will restart. Check System Information; it should read . Phase 3: Making it Permanent (Optional, for 1k/2k only)

While 3.52 M33 was a masterpiece of engineering in its day, leaving your PSP on this firmware severely limits what the handheld can do today: On your PSP, go to the Game menu

Once your PSP reboots into 6.60 PRO or ME:

Access to PSOne Classics, emulators, and better media support. ⚠️ Pre-Requisites & Safety Check Before you begin, ensure you have:

Both are excellent. is great for its online features and broad plugin support. 6.60 ME 1.8 is known for better homebrew compatibility and is often recommended for its stability. You can dual-boot both on the same PSP, but for simplicity, pick one and stick with it. Your ISO/CSO files will still work, and modern

After the reboot, go to . You should see:

Download the archive and the official Sony 4.01 OFW (Official Firmware) update file.