Hello friends I am amaan now I want to share my experience about this laptop. My brother bought this product is fast without trouble. There is no trouble in operating. I have uploaded Quick Heal Total security anti virus software to protect from viruses, it is updated almost daily. Windows is also updated time to time. I am doing general work not programming. Worth the money a good buy this is valuable for money. It is suggested to have 8 GB ram machine, may be a little coslty.Laptop is amazing but I have issues with microsoft office they are not activated. You should give discription about it and I am much upset. Soo, this product is amazing buy it if you want good product.