Psp 352 M33 Upgrade To 660

Before proceeding, backup your PSP's memory stick and any important data to prevent loss during the upgrade process.

Now that you are on 6.60 Official, you need to re-enable homebrew capabilities.

A Memory Stick Pro Duo with at least 512MB of free space.

Disconnect, go to the Game menu on your PSP, and run the M33 update tool. Step 2: Clear Custom Security Keys psp 352 m33 upgrade to 660

On the PSP 1000 and most PSP 2000 models, you can make the custom firmware permanent so it stays even after you shut down the console.

However, the modern era is defined by 6.60 CFWs, such as PRO-C2 and ME 1.8. The primary reasons to upgrade are compelling:

Ensure your battery is charged at least 75%. Before proceeding, backup your PSP's memory stick and

You must be on the fourth update of 3.52 M33 for the official updaters to load properly.

Keep your PSP plugged into the wall charger during the entire process to prevent a brick.

: Access to PlayStation Network services and digitally purchased games that require higher firmware. Improved Emulation Disconnect, go to the Game menu on your

A standard Mini-USB cable to connect the PSP to your PC. Step 1: The Interim Jump (Upgrading to 3.52 M33-4)

: On your PSP, go to Game > Memory Stick and launch the 6.60 Update. Follow the on-screen prompts to install.

Create a folder named in the absolute root directory of your Memory Stick (right alongside the PSP folder). Drop your legal PSP game backups ( .iso or .cso format) into this folder, and they will populate instantly under your Game menu!

With your PSP resting cleanly on official version 6.60, you can choose your preferred modern custom firmware environment. The two standard options are or 6.60 ME-2.3 . For legacy PSP 1000 and 2000 models, 6.60 ME offers an excellent permanent installation. Download the 6.60 ME-2.3 (Permanent Installer) archive. Extract the files and look for the me_installer folder. Copy me_installer into your PSP/GAME/ directory. Launch the 6.60ME Installer from your XMB interface.

Before transferring files, prepare your environment to eliminate the risk of bricking your motherboard: