Samsung Galaxy S20 Ultra 5G
Android 10.0
1 Find "Show caller ID"
Press the phone icon.
Press the menu icon.
Press Settings.
Press Supplementary services.
Press Show caller ID.
2 Turn your own caller identification on or off
Press Show number to turn on caller identification.
Press Hide number to turn off caller identification.
3 Return to the home screen
Press the Home key to return to the home screen.