HTC One E8 - Manual (Page 84)

What can I do during a call?
When a call is in progress, you can turn the speakerphone on, place the call on hold,
and more.
Putting a call on hold
To put the call on hold, tap > Hold. The status bar then displays the hold call icon
.
To resume the call, tap > Unhold.
Switching between calls
If you’re already in a call and you accept another call, you can switch between the two
calls.
1. When you receive another call, tap Answer to accept the second call and put
the first call on hold.
2. To switch between the calls, tap the person you want to talk to on the screen.
Turning the speakerphone on or off during a call
To decrease potential damage to your hearing, do not hold HTC One (E8) to your
ear when the speakerphone is on.
§ On the call screen, tap . The speakerphone icon appears in the status bar.
§ To turn the speakerphone off, tap .
Muting the microphone during a call
On the call screen, tap to toggle between turning the microphone on or off. When
the microphone is turned off, the mute icon appears in the status bar.
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 .
84 Phone calls