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Downgrade your PSP from 6.39 to 6.20 OFW
PSP developer some1 has updated his 6.38 Downgrader to support 6.39 OFW. If you’re not familiar with this PSP jargon, it simply means that using the 6.3x to 6.20 OFW PSP Downgrader to downgrade a PSP from the latest official firmware (6.39 OFW) to ...