HTC One max - Receiving Calls

Receiving calls
When you receive a phone call from a contact, the Incoming call screen
appears.
HTC One max will automatically adjust the ringtone volume when
you use the polite ringer and pocket mode features.
Answering or rejecting a call
Do one of the following:
§ If the display is on when you get a call, tap Answer or Decline.
§ If the display is locked when you get a call, drag or upwards.
After declining a call, you can send a text message to the caller or create a
task to remind you to return the call.
You can also press the POWER button twice to reject a call.
Muting the ringing sound without rejecting the call
Do one of the following:
§ Press the VOLUME DOWN or VOLUME UP button.
§ Press the POWER button.
Phone calls 141