Samsung Galaxy S9
Android 8.0
Select help topic
1. Find "Voicemail number"
Press Phone.
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Press the menu icon.
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Press Settings.
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Press Voicemail settings.
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Press Voicemail number.
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2. Save voicemail number
Key in +447836121121 and press OK.
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+447836121121
3. Return to the home screen
Press the Home key to return to the home screen.
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