How can I downgrade my Psp FW from 3.90 to 1.50?

How to downgrade psp v 3.73 FW?

  • as you might have guessed i did something terrible to my psp... i went to network and updated the FW (firmware) to 3.73 and now i cant run anything (except normal stuff) and i have no ...show more

  • Answer:

    click the link for complete instructions. http://uk.answers.yahoo.com/question/index?qid=20071110144958AAzUZGK enjoy.=)

6GLKO4MFMPDUX6ZBT2DK2DSV64 at Yahoo! Answers Visit the source

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i dont think you can =S

NONAME

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