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Can someone help me update my psp 1001 from 2.80 to 6.61 : r/PSP
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How To Update Any PSP To Official 6.61 In 2018! - YouTube
Picked up a PSP-1000 on firmware 1.0. Any reason to NOT be on 6.61? : r/PSP
4 Ways to Upgrade Your PSP Firmware - wikiHow
How to downgrade your PSP Firmware with Chronoswitch - Darthsternie's Firmware Archive
Install or use custom firmware on any 6.39 PSP [PSP, PSP Slim, PSP 3000, PSP Go] | Digiex
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PSP: Infinity 2.0 – Permanent 6.61 Custom Firmware for every PSP! - YouTube
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PSP 6.61 Custom Firmware Install on any PSP - PSP, PSP Slim, PSP 3000, PSP Go & E1000 | Page 19 | Digiex
PSP GO 6.61 Infinity Permanent CFW (PRO) Full Tutorial! 2017! - YouTube
Updating The PSP System Software to 6.60 / 6.61 - pspunk
Risen from the dead: PSP Firmware 6.61 is now available! - Wololo.net
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GitHub - TheOfficialFloW/Adrenaline: Custom Firmware 6.61 Adrenaline for the PSP Emulator
PSP 6.61 Infinity Permanent CFW (LME & PRO) 2018 Tutorial! - YouTube
How to Download PSP Games and Transfer them to Your PSP
How to Update Your PSP Firmware
PSP 6.61 Infinity Hybrid Firmware by Davee, LME & PRO CFW Patch | PSXHAX - PSXHACKS
Infinity 2.0 released for the PSP, allows for persistent CFW on all models of PSPs on 6.60 and 6.61 | GBAtemp.net - The Independent Video Game Community
