To make a call, from the home screen, tap Phone. Note: When in 'Easy' mode, you can't reject a call with a message, or see caller ID information.
Dial the desired number, then tap the Call icon.
To answer an incoming call, drag the Call icon to the right.
To ignore an incoming call, drag the Ignore icon to the left.
To reject an incoming call and reply with a text message, drag the 'Reject call with message' tab up.
Tap to send the desired message.
To use call waiting, while on a call, drag the Answer icon to the right to answer an incoming call.
Tap the desired option.
When connected to or receiving a call, the Call icon will display in the notification bar. Note: To learn about calling or using your device in other countries, visit the AT&T International Calling website.