When I buy this laptop for first time it worke properly. After using it for 6 months it start to creat problem. Every time when I switch on it take 5 minute to open. Some time it automatically shutdown and restart.Sometime Loud sound come when I switch on this laptop. Keyboard didnot work properly sometime. And main problem of this laoptop is battery died so fast.It maximum battery life is 3 hrs. Its difficult to work with this laptop