To make changes to an existing contact in the Phone Book:
1. With the handset hung up, press the YES button to see the Options menu.
2. Press the DOWN arrow button repeatedly until Edit Phone Book is highlighted. Press the YES button to accept.
3. Check that Edit Existing Contact is highlighted.
4. Press the YES button to select.
5. The display screen will show you the first listing in your Phone Book. Use the UP and DOWN arrow buttons to move through the various contacts in your Phone Book. When you find the contact you wish to change, press the YES button to select it.