salam..ma na ajj sa thaqreban 7 months pehle window 7 install kya tha ,, jo k registered ta aur teek taak kam kr raha ta..lekan achanak ek message aya,,your window is not geniune,,buy ur own window,,pir install kya,,pir wahi masala ,,abi chand din pehle pir install kya jo k abi thak chal raha ha..microsoft sa ma agar window kharidonga to wo to bahut hi menga parta ha,,aor hum ghareeb loog kharid bi nahi sakte,,abi product key jab enter karta ho to kehta ha,,your product key is invalid,,net per keys search ki..enter kya pr accept nahi kar rahe ha,,abi 1 month ki mohlat di ha,,is k bad pir band ho jaye gi,,ma kya karo..hai koi aisa bhai ya behan jo meri madad kare.. shukrya.