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PSP 6.61 Infinity Hybrid Firmware by Davee, LME & PRO CFW Patch | PSXHAX - PSXHACKS
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Sony Updates Its PSP Console with Firmware 6.61 – Download Links Available
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How To Update Any PSP To Official 6.61 In 2018! - YouTube
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PlayStation Guide
PSP 6.61 Firmware Update Download
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
How to Update Your PSP Firmware
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PSP 6.61 Infinity Hybrid Firmware by Davee, LME & PRO CFW Patch | PSXHAX - PSXHACKS
PSP 6.61 Infinity Hybrid Firmware by Davee, LME & PRO CFW Patch | PSXHAX - PSXHACKS
