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Doro Liberto 820 Mini
Android 4.4.2
1 Find" Call Setup"
Press Phone.
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Press the Menu key.
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Press Call settings.
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Press Call Setup.
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2 Turn call barring on or off
Press the field below "Call barring".
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Press the indicator next to the required barring type to turn the function on or off.
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Key in your barring password and press OK. The default barring password is 0000.
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0000
Press the confirm icon.
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3 Return to the home screen
Press the Home key to return to the home screen.
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