1.Lift the handset.
2.Press Feature 5.
1.At the phone press Feature *3. Program Ext: is displayed.
2.Press the button that you want to edit or enter the button number to select the button. The current setting of the button is displayed.
3.Dial Feature 5.
4.The current setting of the button will now be set to Last Number Redial.
•To finish, end the call or press the Release button.