1 Find "Fixed dialling numbers"
Press the call 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 Fixed dialling numbers.
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2 Turn on fixed dialling
Press Enable FDN.
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Key in your PIN2 and press OK.
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3 Turn off fixed dialling
Press Disable FDN.
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Key in your PIN2 and press OK.
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4 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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