Upgrade to 3.52 M33-4
Power off your psp by HOLDING the power button when you turn it back on hold the R button befor starting it will put you in mode go to configeration and pick 3.52 M33 and you should be able to use the updates to go to M33-4 and for 3.40 OE-A you must do the same thing but turn it to 1.50 Kurnal |