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HTC One M9

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How to

Turning caller identification on my mobile phone on or off

You can turn off your own caller identification, your number will then not be shown at the receiving end when you make a call. You can also make one call with hidden caller identification. Your number is only hidden when you make voice calls not when you send messages.

Slide your finger down the display starting from the top edge of your mobile phone.
Tap the settings icon.

Tap Call.

Tap Additional settings.

After a moment, the current settings are displayed.
Tap Caller ID.

Tap Hide number or Show number.

Tap the home icon to return to the home screen.

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