Charging
Learn how to charge the battery.
About the battery
Your phone has a removable, rechargeable battery. Use only Nokia approved chargers designated for this phone. You can also use a compatible USB data cable to charge your phone.
When the battery charge is low, power save mode is activated. To deactivate power save mode, press the power key 
, and select Deactivate power saving. When power save mode is activated, you may not be able to modify the settings of certain applications.
Charge the battery
Your battery has been partially charged at the factory, but you may need to recharge it before you can switch on your phone for the first time.
If the phone indicates a low charge, do the following:
You do not need to charge the battery for a specific length of time, and you can use the phone while it is charging.
If the battery is completely discharged, it may take several minutes before the charging indicator is displayed or before any calls can be made.
If the battery has not been used for a long time, to begin charging, you may need to connect the charger, then unplug and reconnect it.
You can also use a compatible USB charger to charge your battery.
Related topics
Charge the battery over USB
Battery low, but you don't have a charger with you? You can use a compatible USB cable to connect your phone to a compatible device, such as a computer.
You can use USB charging when a wall outlet is not available. Data can be transferred while charging the device. The efficiency of USB charging power varies significantly, and it may take a long time for charging to start and the device to start functioning.
You can use your phone while it's charging.
To avoid breaking the charger connector, be careful when connecting or disconnecting the charger cable.
Related topics
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See Prolong battery life .
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See Charge the battery .