How to mute yourself on whatsapp call

- How to mute yourself on whatsapp call without them knowing
- How to mute yourself on whatsapp group call
- How to mute yourself on whatsapp video call
- How to mute voice call on whatsapp
- How to turn off whatsapp call notifications on iphone
- How to close whatsapp call
- How to make someone not to call you on whatsapp