Be sure to fully charge your device when you plug it in for the first time to extend battery life. Note: 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.
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 when 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.
When the battery charge is low enough, a warning prompt will display until the device has charged enough to stay powered on.