Prepend a number from call history, Block a caller, Erase call history – HTC One E8 User Manual
Page 78: Change ringtone settings

Phone Calls
65
Prepend a Number From Call History
If you need to make a call from the Call history and you are outside your local area code, you can add
the appropriate prefix by prepending the number.
1. Touch
>
> CALL HISTORY tab.
2. Touch and hold the entry you want to call and touch Edit number before calling.
3. Enter the prefix and touch CALL to call the number.
Block a Caller
When you block a phone number or a contact, all calls from the phone number or contact will be
declined automatically.
1. Touch
>
> CALL HISTORY tab.
2. Touch and hold the contact or phone number you want to block, and then touch Block contact
> OK.
Note: To remove a caller from your blocked list, on the CALL HISTORY tab, touch > Blocked
contacts. Touch and hold a contact, and then touch Unblock contacts.
Erase Call History
If the Call history becomes long, you can delete an entry or the entire Call history list.
1. Touch
>
> CALL HISTORY tab.
2. Do either of the following:
l
To delete a Call history entry, touch and hold the entry, and then touch Delete from call
history.
l
To erase the entire Call history list, touch > Remove call history. Touch > Select all,
and then touch DELETE.
Change Ringtone Settings
You can change how your phone alerts you when you receive calls.