I hv purchased M31 on 05.03.2020. After that I feel very heat in my ear during my call durationwas only 2mins. When I charged the mobile that time mobile also getting heat. Plz resolve. I hv a bitter experience with M31. Now they said go to service ...
yesterday I had tried as per instructions of amazon tech support. I think the problem has been resolved. let's check for some days. Thnx bro for your solution.