Sound Speaker Issue

  1. T1592072903821
    Cupcake Jun 30, 2020

    T1592072903821 , Jun 30, 2020 :
    I have OnePlus 3T and for last 15 days, my speaker works fine for 1-2 days and most of the days it's not working. I can't hear the person nor the other side can hear me. Has anyone faced a similar issue? What is the solution for it?