umeed hain ap sab log tjk ho ge main ap ki help chata hoon plz main ne nay computer dual core liya hain phir main us main window 7 ki hain or awaz khud ba khud a gi thi lakin ab main ne windalxp 2006 service pck 3 ki hai lakin awaz nahi i main ne phir cobra driver karney ji koses ki hain lakin nahi hoye dosre sare ho jatey maslan network card etc lakin sound card show naki hota
plz help me

plz help me