title: A call is in progress. you can only adjust call volume my app notification receive mi device like MI 9T , redmi 4 How to disable it
body: <p>When i call from one sip device to another sip device more than 5 or more time. after that i receive this type notification.<a href="https://i.stack.imgur.com/FXsjJ.png" rel="nofollow noreferrer">enter image description here</a></p>
  <p>A call is in progress. notification is received How to disable it.</p>