3 When the device indicates a full charge, disconnect the charger from the device,then from the wall outlet.Tip: To save energy, unplug the charger when the battery is fully charged.You do not need to charge the battery for a specific length of time, and you can use thedevice while it is charging. If the battery is completely discharged, it may take severalminutes before the charging indicator appears on the display or before any calls can bemade.Switch on and offPress and hold the end key.Use the phone only in its normal operating position.Your device may have internal and external antennas. Avoid touching the antenna areaunnecessarily while the antenna is transmitting or receiving. Contact with antennasaffects the communication quality and may cause a higher power level during operationand may reduce the battery life.Get started 5