1. Find "Call barring"
Press the phone icon.
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Press the menu icon.
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Press Settings.
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Press Calling accounts.
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Press the name of the SIM.
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Press Call barring.
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2. Turn call barring on or off
Press the required barring type to turn the function on or off.
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Key in your barring password and press TURN ON. The default barring password is 0000.
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0000
3. Return to the home screen
Slide your finger upwards starting from the bottom of the screen to return to the home screen.
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