Lenovo — Handset lenovo k6 power

Address:

636201

My handset has not working properly such as software problem and hard ware problem such as battery back up and many more for past 2 months which was brought on feb 14 th. So please take necessary action and do needful help in this regard... Camara was not working properly, usb not conneted to pc, goolge photos not wroking properly, sim slot not work, it automatically restart anytime etc,...