Samsung Galaxy Tab 7.7
1 Find "Caller ID"
Press Apps.
Press Settings.
Press Call.
Press Addtional settings.
After a moment the current settings are displayed.
After a moment the current settings are displayed.
Press Caller ID.
2 Turn your own caller identification on or off
Press Network default, Hide number or Show number.
3 Exit
Press the home icon to return to standby mode.