I am still using this laptop from last 2 years. Asus X555LA-XX172D laptop is user frindly. As it having 4 GB of RAM , 500 GB of harddisc. 17 in screen size. Its speaker ( sonic master ) quality is far better than other laptops. It having 64- bit operating system with intel core i3-4030u, 1.90 GHz of processor which help laptop to run more windows at a time. Its battery backup is nice. It having carema for video chatting.
Its screen resolution is about 1366 x 768 which helps to run big size resolutions games. It is good for playing the games.
It having windows 8.1 operating system. And if you want to upgrade windows to 10 so you can. Its graphics are good.
It having 3 USB ports , hdmi port, wifi supported etc.
Its indicator lights are nice.
Its design is good having nice asus name branding at back side. Its colours are good.
Disadvantages: -
Their is no pen or touch input available to screen.
Their is some lack of bass in speakers. Only little much.
Its camera quality is not so good.
Etc.