How to Downgrade PSP from 6.30 to 5.50 « PSP :: WonderHowTo
After having problems getting the system to power on consistently, I finally got it to downgrade back to OFW and now it turns fine. Gonna try a fresh install of infinity tonight
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forums.ps2dev.org :: View topic - PSP Multi Firmware Project
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4 Ways to Downgrade a PSP - wikiHow Fun
4 Ways to Downgrade a PSP - wikiHow Fun
4 Ways to Downgrade a PSP - wikiHow Fun
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