Use the original Charger to maintain optimal battery performance over the life of your device.
Insert the microUSB end of the microUSB cable into the microUSB port at the base of the device.
Insert the USB end of the microUSB cable into the Power adapter.
Insert the Power adapter into a power source to begin charging. Note: Your device charges quicker using a power outlet then when connected to a laptop or other power source.
Alternatively, the device can be charged with a laptop or desktop computer using USB. Insert the USB end of the microUSB cable into an available USB port on the computer.
When the battery is charging, the Charging icon will display in the notification bar.
When charging is complete, the Fully charged icon will display.
If the device will not turn on, the battery may be completely drained. Charge the battery before attempting to power on again.
To learn more about charging your battery, from a computer download the user manual at www.att.com/devicehowto.