Back it up somewhere safe on your computer, in case your memory stick fails. Do not ever delete it you will need this file to uninstall 6.20. On the root of your Memory Stick, a vshorig.prx file has been created.Press X to start, but press O to skip test mode.
Download the 6.xx Downgrader, and extract it.
(Folder names must be in all uppercase letters). Within the "GAME" folder, create a folder named "UPDATE". Within the "PSP" folder, create a folder named "GAME". Using your PC, create a folder named "PSP" on your PSP.Download OFW 6.20 (use this file if you have a PSP Go).It is also possible to use 6.20 permapatch on PSPs that support cIPL, though it is obviously not needed. PSP GO: (All motherboards) TA-091 TA-094.These PSPs can only use 6.20 permapatching and LCFW: On the 6.20 firmware, there is a unique exploit that allows permapatching on some newer PSPs.ĭon't worry about issues with using an older version the features have mostly been backported, and 6.20 PRO-C2 uses a convenient exploit to run 6.60 ISOs. You have successfully installed OFW 6.60.From the XMB (main psp menu) run the update from Game –> Memory Stick.(There are two different versions for PSP and PSP Go!) Method 2: Download OFW 6.60 from Sony's site, and extract the file.From the XMB (main psp menu), run System -> Network Update to install OFW 6.60. You have successfully installed 6.60 PRO-C!.But don't worry, just run FastRecovery from Game - Memory stick and CFW will be back in a matter of seconds! You will be back to OFW 6.60 if your PSP runs out of power (not sleep mode). Please note that this is a temporary CFW.Delete cIPL Flasher from Game - Memory stick.From the XMB (main psp menu), run PROUPDATE from Game - Memory stick.PSP -> ms0:\PSP, seplugins -> ms0:\seplugins) Copy the contents of the extracted folder into the root of the Memory Stick (ex.Any PSP that is cIPL or 6.20 Permapatch compatible.
LCFW is the safest method of installing CFW since it works on every PSP motherboard and will never result in a brick. It only takes three seconds to reinstall it, though. LCFW is a temporary CFW exploit that gives you all the features of a permanent CFW, but is lost whenever the PSP runs out of power.
So I mounted flash0 via the VSH Menu, plugged into PC changed 9.90 to 5.50, installed 6.61 and followed instructions in the video.īUT, end step does not work, where I enter "Infinity Bootloader Configuration" and pick "ME CFW by Neur0n". When trying to install 6.61 OFW it said I was on 9.90, like said GEN was notorious of doing. Soo, I used MrMario2011's tutorial ofc (I am a big fan of that dude)