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psp ver 1.0 japan ver help downgrade

Discussion in 'Sony PSP - Mod and firmware discussion' started by gheem, Jun 22, 2007.

  1. gheem

    gheem Member

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    hi sir my fwend has a ver 1.0 psp from japan could you guys help me how to downgrade it to 1.5 the upgrade to 3.03oe.

    what are the file i need and step to be done. do i still need the gta lcs?? thx in advance.
     
  2. MidnightJ

    MidnightJ Guest

    If its 1.0 its already downgraded. Just upgrade to any custom firmware.
     
  3. gheem

    gheem Member

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    hi sir how can i so you mean i can upgrade it to 3.03oe-c already?
    where can i get it sir
     
  4. MidnightJ

    MidnightJ Guest

  5. gheem

    gheem Member

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    hi sire can i also donwload from dark-alex.org? and i read in the readme it says 1.5 ver do i need to upgrade 1st to 1.5?
     
  6. MidnightJ

    MidnightJ Guest

    Yes you probably should. Im not sure if you can go from ver 1.0 to 3.40 OE-A.

    Have fun with your PSP!
     
  7. smlvfx

    smlvfx Regular member

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    Last edited: Jun 22, 2007
  8. malinki

    malinki Regular member

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    not strictly true, you can upgrade to OE directly from 1.0 - you just need a non kxploited folder structure
     

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