How to Enable and Disable Fixed Dialing on Samsung Galaxy S4

Enabling fixed dialing will let you restrict the outgoing calls only to specific numbers. To do that, just follow the simple instruction below.

1. Select Phone icon from the home screen.
2. Press on Menu, the capacitive touch key on the left side of Home button.
3. Select Call Settings.
4. Select Additional Settings.
5. Tap on Fixed Dialling Numbers.
6. Select Enable or Disable FDN.
7. Type in the PIN2 if you have set up one.
8. To add or remove phone numbers, tap on FDN list.