i was able to mod my fat psp, but need help doing this to my psp slim. i did the this: -1>Remove the slim battery. -2>Insert your UPMS Memory Stick. -3>Turn Hold switch to on. -4>Hold Left Trigger. -5>Insert JigKick battery and keep holding Left Trigger until Slim turns off. -Remove Battery then proceed from step 4. You will see on screen: Loading Despertar Cementerio V3. once there i tryed i hit O to install orginal 3.71 but i get cant find 371.PBP what can i do?