assalam walaikum all expert friendz...problem ye hai ke one week se mera pc first time start per hang ho jata hai then off ker ke phr on karo tou sahi chalta hai...mera pc ibm hai 40 gb hard disk and ram 512mb hai mene 2 din phele windows bhi install ki thi tou sahi chala tha per ab phr masla ker raha hai...koi bata sakta hai kia problem ho sakti hai software ya hardware..ya ram kam ho aur shayad mene software ziyada install kiye hon esa ho sakta hai...??????????