You can set the label (name) for each flexible button. If the label
is not set then the feature name displays.
2.2.2
Contacts
You can configure call history and phone book in the contacts
menu.
2.2.2.1
Phonebook
You can access the Phonebook menu from the Display Menu or,
while idle, with the left navigation button. In the Phone Book,
you can search and call contacts by the name.