Use the Original charger to maintain optimal battery performance over the life of your device. Note: The battery comes partially charged. A fully discharged battery requires up to three hours and forty minutes of charge time. You can use the device while charging.
Insert the charger into the DC jack on the right side of the device. Note: The USB port does not support charget.
Plug the Charging head into a standard AC power outlet.
When the device is charging, the Charging icon will be displayed in the Notification bar. Note: To display or hide the battery percentage in the notification bar, from the home screen tap Apps > Settings > Battery > Display battery percentage.
When the phone is fully charged, the Fully charged icon will be displayed in the Notification bar.
To learn more about charging your battery, from a computer, download the User manual at http://www.att.com/devicehowto. Note: For information about extending your battery performance, see the 'Battery life' tutorial.