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Phone calls
Adding a new phone number to your contacts from Call History
1. On the Call History tab, tap
2. Choose whether to create a new contact or save the number to an existing contact.
Clearing the Call History list
1. On the Call History tab, tap
2. Select the items you want to delete, or tap
3. Tap Delete.
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 contact.
You can always remove a caller from your blocked list. On the Call History tab, tap
contacts. 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 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
Voice and data roaming charges may apply. Data service plans sold separately.
next to the new phone number.
> Remove call history.
> Select all.
for rates, countries, coverage limitations and features.
> Blocked