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Samsung Galaxy A12
Android 10.0
1 Find "Show caller ID"
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 Show caller ID below the required SIM.
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2 Turn your own caller identification on or off
Press Show number to turn on caller identification.
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Press Hide number to turn off caller identification.
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3 Return to the home screen
Press the Home key to return to the home screen.
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