6.20

Hi.!! I installed dual boot for 6.20 on my psp 3001.... Its display is not working i guess....or its bricked because i press & hold start button and only appears the screen with options 4 pro nd tn-d nd ofw...!!!! Help!!!!!!!

hi. im having problem on my psp go cfw 6.20 pro-b7 cwcheat ive already download the cheat.db file and put it in my cwcheat folder but when i try to open the cheat on my game only patapon 2 shows up on the cheat list. can anyone tell me on what to do on this problem?

After updating my PSP from firmware OFW 6.20 to CFW 6.20 PRO-B9, all of a sudden my internet stopped working on my psp. It says I can access to an access point but then says a connection error has occured. I tried restarting my router and making sure my W-LAN was on. So I configured all my...

Hey, Two days ago i downgrade my psp from 6.60 to 6.20 and i found out my psp model is 02 G and the mother board is TA-085 at the moment i'm running the temporary TN-C 6.20 only lasts until i switch it off 1. Can i downgrade it even more so that i can have my 5.50 prome back without a Pandora...