how do you downgrade 3.03 oe-a to a 1.5

[bphantom24]

i upgraded my firmware to 3.03 oe-a and its being dumb as hell and it wont let me use emulators or run homebrew or anything so can any one please help me

[spleblem]

Download Recovery folder (Double click on pic)

Download mirror
Download mirror

Instructions
*Place folder in (PSP/GAME/RECOVERY) for Going back to 1.50 from any SE or OE firmware PSP
ok now
*turn PSP off (hold power switch for at least 10 sec)
*Turn PSP back on while holding "R" (you will get a Purple or Baby Blue Screen for 3.03oe-c screen this is the recovery main menu)
*Toggle the USB connectivity.(enable it) now transfer the recovery Folder to (if you haven't already) PSP/GAME/ after copying that Disable the USB
*Select the 3rd option " Run Program at PSP/GAME/RECOVERY/EBOOT.PBP" 6. Read the agreement, and follow the instructions
Best of luck to you. and you will have 1.50 soon

[PSP_Joe]

Shutdown your PSP hold onto power button for 5 seconds. When turn on imediately hold down the Right trigger, a blue screen will pop up, look for the recover option, be sure to have the boot file in correct location.

[dalanx]

Did you switch your Kurn` to 1.5...

[ccchulo30555]

how do u downgrade a 3.52 ver.

[PSP_Joe]

To get 3.52 to 1.50 have to use Pandora.