Thread: PSP 1001 cwf 5.50 prome-4 can't upgrade to 6.60

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  1. #1 PSP 1001 cwf 5.50 prome-4 can't upgrade to 6.60 
    Junior Member
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    Oct 2010
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    So i put my PSP into recovery mode, disable Version.txt, got up upgrade from my memory card to 6.60 so i can get the latest and greatest CFW and it tells me that "The system software of your PSP system is verson 9.90 there is no need to update." any ideas?
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  2. #2  
    Super Moderator PSP Elite Hacker faustnero's Avatar
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    May 2010
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    1,377
    FaustNero go to guides then follow gen bypass guide, then update psp via system update.
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