Press the blue Applications button.
Press Call Forwarding (Off).
Press Edit Default.
Press Always.
Enter the number you want to forward to.
Note: Make sure to add "9", "1" then the area code and number.
ex: 918187665000
Press Ok.
Press Save.
Press Activate.
The phone will now be in forwarding mode.
Press the Call Forward button to toggle between forwarding and not forwarding.