HTC Desire 510

HTC Desire 510

I can't make voice calls - HTC Desire 510

Cause 1 of 10: Fixed dialling is turned on

Fixed dialling allows you to select which numbers can be called from your phone and to which numbers messages can be sent. When fixed dialling is turned on, you can only make calls and send messages to approved numbers.

Solution: Turn off fixed dialling.

Step 1 of 6

Find "Fixed Dialing Numbers"

Slide two fingers down the display starting from the top edge of your phone.
Press SETTINGS.

Step 2 of 6

Find "Fixed Dialing Numbers"

Press Call.

Step 3 of 6

Find "Fixed Dialing Numbers"

Press Fixed Dialing Numbers.

Step 4 of 6

Turn fixed dialling on or off

Press Enable FDN or Disable FDN (depending on the current setting).

Step 5 of 6

Turn fixed dialling on or off

Key in your PIN2 (default is 1111) and press OK.

Step 6 of 6

Return to the home screen

Press the home icon to return to the home screen.

1 Find "Fixed Dialing Numbers"

Slide two fingers down the display starting from the top edge of your phone.
Press SETTINGS.
Press Call.
Press Fixed Dialing Numbers.

2 Turn fixed dialling on or off

Press Enable FDN or Disable FDN (depending on the current setting).
Key in your PIN2 (default is 1111) and press OK.

3 Return to the home screen

Press the home icon to return to the home screen.