Works on PSP 1000, 2000, 3000, 4000 or PSPgo!
But your PSP Unit must be 5g or lower!
For this, you will need:
PSP 1000, 2000, 3000, 4000 or PSPgo
6.20 PRO-B5 Download here
Official Firmware 6.20
6.35/6.31 to 6.20 Downgrader if you aren't on Firmware 6.20
PSP Module Checker 3.0 to check your PSP unit
1.Extract the downloaded archive.
2.Copy the 620PRO_Permanent, PROUPDATE and the FastRecovery folder to PSP/GAME.
3.Launch the Update 6.20 PRO-B5.
4.Press X to install the 6.20 PRO-B5 CFW.
5.Your PSP is rebooting...
6.Launch the Update 6.20PRO Permanent..
7.Press X (now there's a warning, ignore it, but you can backup the file if you want for safety reasons)
and then O to install the 6.20 PRO-B5 CFW Permanent.
The secure way:
8. Congrats...now you're on 6.20 PRO-B5 Permanent, enjoy it .To avoid bricks you can press X again instead of O.
The original flash0: / vsh / module / vshmain.prx was now backed up to ms0:/ or ef0: / vshorig.prx.
Keep this file for safety reasons, if you'll have a brick you can use that file to recover your psp!
Then you are in 6.20 PRO-B5 Permanent Test-Mode.
Launch the 6.20PRO-Before Permanent Installer again, press X and then O.
The patch was now completely installed and the flash0: / vsh / module / vshorig.prx was renamed to vshmain.prx!
1.Run the 6.20 PRO-B5 Permanent Installer again.
2.Press X to uninstall the Permanent Patch.
But the vshorig.prx must exist at ms0:/ or ef0:/ vshorig.prx.
There's a Recovery combo to uninstall it:
While starting your PSP hold ◯ + x + START + SELECT to uninstall the patch!
Note: If you want to skip the Sony-Logo at startup, hold R while starting the PSP, now you're in the Recovery Menu.
Go to Configuration and enable Skip Sony Logo
Note2: While starting your PSP and holding SELECT you are on OFW 6.20 again