From the home screen, select the Phone app. Select the Menu icon, then select Settings.
Select Call settings.
Select Call forwarding.
Select Always forward. Enter the desired number, then select ENABLE.
When call forwarding is turned on, the Call forwarding icon will be displayed in the Notification bar.
EDIT/TURN OFF CALL FORWARDING: From the Call forwarding settings screen, select Always forward. Edit the number as desired, then select UPDATE to edit the call forwarding number. Select DISABLE to disable Call forwarding.