Samsung Galaxy A8 2018
Android 7.1
1 Find "Show my caller ID"
Press Phone.
Press the menu icon.
Press Settings.
Press More settings.
Press Show my 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.