Emergency Call; What Can I Do During A Call - HTC 10 User Manual

112 Phone calls
Returning a missed call
You'll see the missed call icon
1. Slide the Notifications panel open to check who the caller is.
2. To return the call, tap Call back.
If you have multiple missed calls, tap the missed calls notification to open the Call
History tab.

Emergency call

In some regions, you can make emergency calls from HTC 10 even if the nano SIM card
has been blocked or if you don't have one installed.
If you don't have a network signal, you won't be able to make an emergency
call.
1. On the Home screen, tap the phone icon to open the Phone app.
2. Dial the emergency number for your locale, and then tap Call.
If you've enabled but forgotten your lock password or lock pattern, you can
still make emergency calls by tapping Emergency on the screen.

What can I do during a call

When a call is in progress, use the buttons onscreen to mute or unmute the
microphone or to turn the speakerphone on or off.
in the status bar when you miss a call.