From a Home screen, tap Contacts (located at the bottom). If unavailable, navigate: Apps > Contacts. These instructions apply to Standard mode only.
From the Contacts tab, tap a contact.
Tap the Edit icon (located in the upper right).
Enter or edit any of following information then tap Save (located in the upper right). Depending upon the account type, the options presented may vary.
Name
Phone To add a pause (a 2-second delay between numbers) or wait, tap Sym, tap Pause (,) or Wait (;) then tap Save.
Groups
Ringtone
Add another field (once selection is made, tap OK).