Mute the microphone so other parties can’t hear you. Microphone Mute applies to all modes (handset, headset, and speakerphone). You can still hear all other parties when you mute the microphone.
To mute the microphone:
- During a call (including a conference call), press .
- The mute key glows red while the call is muted.
The other parties can’t hear you.
- To disable mute, press again.