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Picked up a PSP-1000 on firmware 1.0. Any reason to NOT be on 6.61? : r/PSP
PlayStation Guide
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PSP Custom Firmware 6.00-6.61
So I downloaded the 6.61 update and when I try to install it it displays this error and I don't have a custom firmware so If anyone know how to solve this
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PSP update: 6.61, firmware, PlayStation
