Friends main ne window gold xp bi ki ha aj. Mgr mera pc hang hojata ha.ye q hota ha. Phir off kr k on krna prta ha. Ye tab hota ha jb main usb mobile ki lgata hun.or jb open krta hun to hang hojata ha.or C derive open krne par b hang hojata ha. Avast bi ha.or tamam scan bi kiya ha. Plz help me.