Endless Paradigm

i already have pandora memory stick and pandora fat battery. Can you help me now for next step please... don't want to try without your help maybe i may destroy my psp...just give me simple struction cause I'm only new here need a lot of things to know... thank you... NOTE psp slim that i want to upgrade.

hang on i got a guide but its at home can you wait till 10:45 pm (GMT)

First make sure what version of pandora you have ...you can find out easy when open the stick and look in it , search for 340.pbp or 350.pbp or 150.pbp, if you see some of this files on the memory stick , then tell us wich file you saw?