Samsung Galaxy S21 Ultra 5G
Turn your own caller identification on or off
You can turn off your own caller identification, your number will then not be shown at the receiving end when you make a call. Your number is only hidden when you make voice calls not when you send messages.
Press the phone icon.
Press the menu icon.
Press Settings.
Press Supplementary services.
Press Show your caller ID below the required SIM.
Press Always to turn on caller identification.
Press Never to turn off caller identification.
Press the Home key to return to the home screen.
1. 1. Find "Show your caller ID"
2. 2. Turn your own caller identification on or off
3. 3. Return to the home screen