Toyota TNS350 Owner's Manual page 165

OTHER FUNCTIONS
You can also delete it in the following
way.
1. Touch "Phonebook".
2. Touch "Delete all".
3. Touch "Yes".
164 TNS 350
● Registering a group name
You can register 20 groups. "No group",
"Group 01" - "Group 19" is registered
by default.
You can change "Group 01" - "Group 19"
into desired names.
1. Touch "Register" of "Group name".
2. Select the group you want to
register.
3. When you complete all the edit,
touch "OK".