I have problems receiving voice calls on my Samsung Galaxy Tab A 10.1 (2016)

Press Phone.

Press MORE.

Press Settings.

Press More settings.

Press Call forwarding.

Press Voice call.

Press the required divert type.

901

901

Key in 901 and press ENABLE.

Press the Home key to return to the home screen.

Press Phone.

Press MORE.

Press Settings.

Press More settings.

Press Call forwarding.

Press Voice call.

Press the required divert type.

Press DISABLE.

Press the Home key to return to the home screen.

Press and hold On/Off.

At the same time, press and hold the Volume key until your tablet restarts.

Press Phone.

Press MORE.

Press Settings.

Press More settings.

Press Call barring.

Press Voice call.

Press the indicator next to the required barring type.

Key in your barring password and press OK.

Press the Home key to return to the home screen.