cfw PSP 5.50 prometheus upgrade to cfw 6.35

cfw PSP 5.50 prometheus upgrade to cfw 6.35question of the upgrade games psphow to upgrate cfw PSP 5.50 prometheus to cfw 6.35we can download cfw 6.35 in Handheld-corner.comthere is have tutorial to update firmware. we can just read and do that.we can use tools pandora. just copy to the games folder in.