I need an expert's advice. I bought this PSP and I want to hack it. The problem is I'm not sure if I can downgrade this firmware since its a permanent csw?
How To Downgrade PSP 6.61 To 6.60! (Chronoswitch Downgrader) 2017! - YouTube
PSP] 全モデルでCFW6.60/6.61での起動を実現する Infinity 2.0 - Info Thief
Chronoswitch Downgrader | PSP.SceneBeta.com
PSP FW6.61から旧FWバージョンにダウングレードする方法 | Kotyan Life
psp30006.61→6.60にするために6.60のアップデート... - Yahoo!知恵袋
psp 6.61 降級– Digamin
Infinity 2.0 released for the PSP, allows for persistent CFW on all models of PSPs on 6.60 and 6.61 | Page 2 | GBAtemp.net - The Independent Video Game Community
CFW – Wololo.net
PSP: First hacks for the new Firmware 6.61 - PRO CFW & Downgrader updated! - Wololo.net
PSP: Returning to Firmware 6.60 from Firmware 6.61 - YouTube
Release: Davee releases Project Infinity - 6.61 Permanent Patch for ME & PRO CFWs - Wololo.net
How to Downgrade any PSP on 6.60 - YouTube
How To] Downgrade Firmware on PSP Fat/Slim From 6.60 to 6.XX In Less Than 7 Minutes - YouTube
How to downgrade your PSP Firmware with Chronoswitch - Darthsternie's Firmware Archive
How To Downgrade PSP 6.61 To 6.60! (Chronoswitch Downgrader) 2017! - YouTube
Got this baby. System version is 6.39. Never been hacked. What should I do to hack it? 6.60 or 6.61? Confirmation button is O. Can I switch it to X with Infinity
DOWNGRADE PSP GO 6.35 6.38 6.39 6.60 to 6.39 6.35 6.20 (NO PANDORA) - YouTube