Turn on fixed dialing
To perform this task, your
smartphone must use a SIM card, and your wireless service provider must set up your SIM card for this service and provide you with a SIM card PIN2 code.
From the home screen, press the
FDN Phone List
Enable FDN Mode
Type your PIN2 code.
key on the keyboard.
To turn off fixed dialing, press the
Disable FDN Mode
Fixed dialing and smart dialing
I can't make or receive calls