1. Use the original charger to maintain optimal battery performance over the life of your device.
   Note: For best performance, charge the battery fully prior to using the device for the first time. The initial charge can take up to 12 hours.
   
2. Ensure the battery is charged to completion during its initial charging phase to prolong battery life. Charging the device overnight is optimal.
   
3. The device battery can last up to 240 hours on Standby mode, and can last 3 hours and 20 minutes while talking.
   
4. Open the microUSB Cover.
   
5. Insert the microUSB Cable into the microUSB slot.
   Note: This device supports USB 2.0 cables.
   
6. Insert the USB Cable into the Charging Adapter, then insert the adapter into an available electrical outlet.
   
7. The device can also be charged via laptop. Insert the microUSB end of the microUSB cable into the microUSB port on a laptop.
   
8. While charging, the Charging icon will be displayed in the Notifications bar.
   
9. When fully charged, the Full battery icon will be displayed in the Notifications bar.
   
10. The device automatically powers off when the battery power is too low.
    
11. Refer to the 'Battery Optimization' tutorial for additional information on maintaining your device battery.