Use the original charger and battery to maintain optimal battery performance over the life of your device.
Insert the MicroUSB end of the MicroUSB cable into the charging port.
Insert the USB end of the MicroUSB cable into the power adapter.
Plug the power adapter into a power outlet to begin charging. Note: Your device charges quicker using a power outlet then when connected to a laptop or other power source.
Alternatively, plug the USB end of the MicroUSB cable into a computer to begin charging.
When the device is charging, the Charging icon will display in the status bar.
When charging is complete, the Fully charged icon will display in the status bar.
If the device will not power on, charge the device, then try again.
To learn more about your charging your battery, download the user manual from your computer at www.att.com/devicehowto