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PSP Firmware update manually - here's how
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4 Ways to Upgrade Your PSP Firmware - wikiHow
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PSP Firmware Update 6.61 | GBAtemp.net - The Independent Video Game Community
4 Ways to Upgrade Your PSP Firmware - wikiHow
/psp---sony-playstation-portable-console-534194895-5ba7b4ee4cedfd0025962aa2.jpg "PSP FAQ - How Do I Update My PSP Firmware?")