I though that joi is given free 4 g net lyf flame so mobil was good . I used net free loading apps the mobil blank in sceen . Mobil is going in sever center say . It take one mouth. Before smartphone was running . When jio is is given high seep 1mbps in 10 minutes its hot and shut down . I am try to mydelf to on my tried wad fail . I am going to again servercenter month take .??i am angry and compailn that my problem. Lyf copany given new set . In set is after one month battery is fat is inprove. And battry back is going down . I say it is brand company.