HTC One M9 User Manual page 175

Turning the speakerphone on or off during a call
To decrease potential damage to your hearing, do not hold HTC One M9 to
your ear when the speakerphone is on.
On the call screen, tap
§
To turn the speakerphone off, tap
§
Muting the microphone during a call
On the call screen, tap
the microphone is turned off, the mute icon
Ending a call
Do one of the following to end the call:
On the call screen, tap End Call.
§
Slide the Notifications panel open, then tap End Call.
§
Setting up a three-way call
Three-way calling with your friends, family, or co-workers is easy. Make the first call,
and then dial another number to add it to the call.
1. Make a call to the first participant.
2. When connected, tap
participant. The first participant is put on hold when you dial the second
participant.
. The speakerphone icon
to toggle between turning the microphone on or off. When
> Add call, and then dial the number of the second
appears in the status bar.
.
appears in the status bar.
Phone calls 175