Psp 352 M33 Upgrade To 660 ((better)) 100%

Tested on PSP-2000 (Slim), Memory Stick Pro Duo 8GB (Sony).

: Your PSP battery must be charged to at least 78%. Many updates will hard-block execution if the battery is low.

Ensure your battery is charged to at least 78% . Plug in the AC adapter during the entire process. psp 352 m33 upgrade to 660

Now that your system is securely on official firmware 6.60, you need to reinstall custom firmware capabilities. The two best modern choices are or 6.60 ME . For absolute ease of use, we recommend 6.60 PRO-C2 . Download the 6.60 PRO-C2 CFW pack .

Before formatting or downloading files, ensure you have the following hardware and settings prepared: Tested on PSP-2000 (Slim), Memory Stick Pro Duo 8GB (Sony)

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

: Obtain the official EBOOT.PBP for the 6.60 update. Ensure your battery is charged to at least 78%

Look for or XMB Usb Device . Ensure any version spoofing options are set to Disabled .