Blocking a caller
When you block a phone number or a contact, all calls from the phone number or
contact will be declined automatically.
On the Call History tab, press and hold the contact or phone number you want to block,
and then tap Block caller.
You can always remove a caller from your blocked list. On the Call History
tab, tap > Blocked contacts. In the All tab, press and hold a contact, and
then tap Unblock contacts.
Switching between silent, vibrate, and normal modes
Do one of the following:
§ To change from silent to normal mode, press the VOLUME UP button.
§ To change from vibrate to normal mode, press the VOLUME UP button twice.
§ Go to Settings, and then tap Sound & notification > Sound profile.
Global Ready
HTC One M9 offers you reliable, consistent voice service at home and abroad.
Use one phone and one number for voice coverage in more than 205 countries. Get one
bill for both domestic and international calls.
In order to get the full benefits of Global Phone service you must subscribe to a Global
Phone calling plan. Go to verizonwireless.com/global for rates, countries, coverage
limitations and features.
Video chat and phone calls 181