Sometimes you may want to restrict the calls that can be made or received with your phone. You can, for example, restrict all outgoing international calls or incoming calls when you are abroad. Call restriction is a network service.
Select Settings and Calling > Call restriction.
To edit the settings, you need the restriction password from your service provider.
If an internet call service is installed, select Mobile call restriction.
To prevent making any calls or international calls, select Outgoing calls or International calls. To prevent making international calls, but allow calls to your home country, select International calls except to home country.
Select Activate. Call restriction affects all calls, including data calls.
If an internet call service is installed, select Mobile call restriction.
To prevent receiving any calls or international calls when you are abroad, select Incoming calls or Incoming calls when roaming.
Select Activate.
Select Internet call restriction > Anonym. call restriction > On.
Call restriction and call forwarding cannot be active at the same time.