I firstly experience so much of hang and I even throw the phone because of my anger and while my friend recommend me to upgrade the android version .when I soon upgrade it to the latest android version I could not believe that this was the phone i’ve waiting for. The phone itself change to the new level.the phone was absolutely fast and user friendly.the way the phone responce, sounds, battery, animation, camera etc overall it was good at this price and good for gaming this phone is worthy and satisfied by me and also who I recommended to.thanks lenovo