I have a psp with firmware 3.10 OE A' .................i want to upgrade it to 3.30 or 3.40......how to do?

Question

I already put the update software in memory stick/psp/game/update/eboot.pbp...........when i go to game menu in my psp and try to update it.......the error message as follow comes: The game could not be started. (DADADADA)
Can anyone plz help me out............

already tried to update by putting the updating file in memory stick/psp/game/update...........but it says.....The game could not be started (DADADADA)

Answer 1

Try asking at http://www.psp-hacks.com/forums