Personalize the display name for dual phone numbers
If your SIM card supports more than one phone number, you can personalize the display name for your phone numbers to
help with switching between lines.
On the home screen or in a folder, click the Options icon.
Click Device > Advanced System Settings > SIM Card.
Highlight a phone number.
key > Edit SIM Phone Number.
In the Friendly Name field, type a display name for the phone number.
key on the keyboard.