Personal Home Support Centre Device Guides HTC U11 Calls & contacts I can't make voice calls

HTC U11

Android 7.1
Back to section Calls & contacts

I can't make voice calls

There's no credit on your prepaid phone
Your number is no longer in service
Flight mode is turned on
Barring of outgoing calls is turned on

Turn call barring on or off

Slide two fingers downwards starting from the top of the screen.
Press the settings icon.
Press Call.
Press Call barring settings.
Press the required barring type.
Key in your call barring password and press OK.
Press the Home key to return to the home screen.
  • 1
    Find "Call barring settings"
    • Slide two fingers downwards starting from the top of the screen.
    • Press the settings icon.
    • Press Call.
    • Press Call barring settings.
  • 2
    Turn call barring on or off
    • Press the required barring type.
    • Key in your call barring password and press OK.
  • 3
    Return to the home screen
    • Press the Home key to return to the home screen.

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Your phone is overloaded for unknown reasons
The SIM is faulty
Not adequate network coverage
There is a temporary network problem
There's an error at the receiving end
The selected network is out of range
The selected network mode is not available
Roaming isn't activated on your service