HTC One E8 - Manual (Page 239)

Settings 226
TTY calls to 9-1-1 may be corrupted when received by public safety answering points (PSAPs),
rendering some communications unintelligible. The problem encountered appears related to TTY
equipment or software used by PSAPs. This matter has been brought to the attention of the FCC,
and the wireless industry and the PSAP community are currently working to resolve this.
DDTM Mode
Select this option if you want to direct all calls to your voicemail when you are using data connection.
Other CDMA Call Settings
Select these options to enhance voice privacy, prepend numbers automatically, or use plus code
dialing.
1. With two fingers, swipe down from the status bar, and then touch > Call > CDMA call
settings.
2. Select or customize these options.
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Voice Privacy: Select to enable enhanced privacy mode.
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Automatic prepend: Select to automatically add "1" for long distance calls.
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Plus code dialing: Touch to set plus code dialing. See Make International Calls for details.
Internet Call Settings
Use these options to set up your Internet calling account.
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See Internet Calls .
Other Call Settings
Select these options depending on your call preferences.
1. With two fingers, swipe down from the status bar, and then touch > Call.
2. Select or clear these options.
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Auto answer calls: Select this option to automatically answer incoming calls just by lifting
the phone to your ear.
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Declined calls: Select to enable text message and reminder options for declined calls.
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Save to People: Select to add unknown numbers to the People list after the call.
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Phone notification preview: Select to show caller ID for missed calls on the lock screen
and status bar.