downgrade 3.9 slim

Discussion in 'Sony PSP - Mod and firmware discussion' started by bbaby2014, Mar 10, 2008.

  1. bbaby2014

    bbaby2014 Member

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    im trying to downgrade this slim using the universal unbricker v3 with a custom firmware psp. i download the 3 univer files and whn i try to star t "start.exe", it says "Windows cannot access specified device path or file." and my virus scanner says its a threat even though i've used it before.
     
  2. mrgooey

    mrgooey Regular member

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    or u using vista ?
     
  3. bbaby2014

    bbaby2014 Member

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  4. 07anto07

    07anto07 Active member

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    disable ur anti virus and try it again. disconnect from the internet so no virus can get into ur computer
     
  5. bbaby2014

    bbaby2014 Member

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    it worked, thanks a lot
     

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