Hello everyone if you want to buy laptop then buy dell laptops .It is a good company.The service of the dell laptops are very good.Dell company is very co operative with there coustomer.I had a problem with my screen and I contacted the support centre and after some days the service man came to my door steps and replace my old screen with a new one while my laptop was on warrenty.I would recommend to buy dell laptops.Dell laptops has a great quality and best service