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Samsung Galaxy A03s
Android 11.0
1. Find "Fixed dialling numbers"
Press the phone icon.
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Press the menu icon.
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Press Settings.
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Press Supplementary services.
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Press Fixed dialling numbers below the required SIM.
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2. Turn on fixed dialling
Press Enable FDN.
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Key in your PIN2 and press OK. The default PIN2 is 1111.
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1111
3. Turn off fixed dialling
Press Disable FDN.
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Key in your PIN2 and press OK. The default PIN2 is 1111.
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1111
4. Return to the home screen
Press the Home key to return to the home screen.
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