Use the original charger to maintain optimal battery performance over the life of your device.
Insert the microUSB cable into the microUSB port on the device.
Plug the opposite end of the microUSB cable into the Charger adapter.
Plug the Charger adapter into an available wall outlet.
To charge via USB, insert the USB end of the microUSB cable into an available USB port on a computer.
Once charging is complete, the Fully charged icon will be displayed. Note: Fully charged, the battery should have approximately: 17 hours of usage time and up to 10.4 days of standby longevity.
A Charging icon will display in the Notifications bar when charging. Note: A full charge will take approximately 2.5 hours to reach.
To learn more about your charging your battery, download the user manual from your computer at: www.att.com/devicehowto