How can I downgrade my PSP without Pandora battery?

null March 17, 2010
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How to downgrade PSP 1001 6.20 to 5.03 without Pandora battery

  1. Tina
    March 18, 2010 at 8:00 am

    Simon wrote a two-part article on how to downgrade the PSP, the first part explains how to do it without the Pandora battery.

    Part 1:

    Part 2: