dosto mera window install nahi ho raha.sp2 laga howa hai.main sp3 install karna chahta hoon.lekin ab sp2 bhi install nahi ho rahaaor sp3 bhi nahi ho raha.aik blue screen ata hai jis men hard disk k bare men likha hai k ap ki hard properly configure nahi hai CHKDSK/F run karo virus agay hain newly installed program remove karo wagera . main ne sub karlya hai lekin phir bhi nahi ho raha bar bar wahi blue screen ati hai aor window install nahi horaha. plz help.