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 an outlet to begin charging.
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. Note: Your device charges more quickly using a power outlet than when connected to a laptop or other power source.
While charging, the Battery charging icon will display in the Notifications bar.
Once charging is complete, the Fully charged icon will display.
If the battery drains completely, this image will display until the device has charged enough to power on.
To learn more about your charging your battery, from a computer, download the user manual at www.att.com/devicehowto.