mere pc m kya masla pata nahi chal raha.mera PC P4 hai Intel CPU 3.0Ghz 1 Gb ram hai hard driver 160 GB hai but is ke bawajot pc esa chalta hai jese P3 chal raha hoo pehle bahut acha chalta tha but ab pata nahi kya ho gaya.new windows bhi ki but wase he chalta hai new partiton banay lekin koi faraq nahi para or system m koi virus bhi nahi hai main bahut pareshan hoon kya karo koi batao