Enter the phone book interface, you can
①
press the icon to add a group.
②Type in the group name.
③
Choose a ring tone for this group.
④Press this icon to save the group.
⑤Press the icon to cancel the operations.
Enter the contacts interface, ⑥select a contact.
⑦Press the icon to check the exact information of selected contact, you
can also modify it in contact info interface.
⑧Press this icon to delete the selected contact.
⑨
Press this icon to clear all contacts.
⑩
Press this icon to create a new contact.