Hi, I faced the same issue you mentioned. I could barely hear the other person.After trying so many things, I found that it was the problem with the protective case I am using. M31 has a speaker(earpiece) just above the front camera. My protecti...

Hi, I faced a part of the issue you mentioned - Volume was not working for both incoming and outgoing call. In fact, it would be precise to say - I could barely hear any sound. After trying so many things, I found that it was the problem with th...