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[LG Laptop] I can't charge the battery

Troubleshooting

You can check [Battery life status] in the software provided by your LG laptop.

You can check [Battery life status] in the LG Smart Assistant app for laptops released in April 2022 and in the LG Control Center app for laptops released in April 2022.

Causes and symptoms

  • Charging might fail due to the use of non rated power adapters.
  • It can happen if you do not firmly insert it into the power outlet or laptop adapter port.
  • It can happen if the battery has a problem or is expired.

Try this

Check if it is the rated adapter suitable for the model.

➔ Check if the voltage/current rating shown on the bottom of the laptop matches the information in the label attached to the adapter.

※ If you use a 40W adapter for the model intended for 90W or 60W adapters with higher power, charging might fail or the LCD screen can even flicker and so on.

output : 19v 2.53a, power/energie : 19v 2.53a

※ Power(W)=Voltage(V) * Current(A). In the above figure, the adapter capacity is 48W(19*2.53).

Check the connection part of the power supply adapter.

➔ Before connecting the 2 pin adapter, make sure to check for looseness in power outlet and laptop connection parts.

Is the power adapter cord loose?

➔ Before connecting the 3 pin adapter, make sure to check for looseness in power outlet, power cable and adapter, and laptop connection parts.

Please plug in the power adapter cord correctly.

※ If the connection is made successfully, the power status lamp will be lit.
On the left side of device in most cases, there is an indication lamp and some models have it next to the power button.

Check whether the laptop power LED comes on.

Check the battery life.

Due to long hours of use, if the battery life is about to expire, then charging might fail. In this case, you need to replace the battery.

※ The program does not run on the old model of laptop.

➔ You can check the battery life in [LG Smart Assistant] – [Power Setting].

Check Battery Life Status in the LG Smart Assistant app

➔ You can check the battery life in [LG Control Center] – [Power Management Setting].

You can check the battery life in [LG Control Center] – [Power Management Setting].

Check if there is a program that consumes lots of resources.

➔ If you connect multiple devices to the laptop system intended for PD power adapters with USB C type or run multi tasks on it, depending on the system power usage,
the battery charging level will be reduced, thus charging will take longer or fail, or even in worst cases, the system battery can get discharged.

※ Laptop with a PD adapter with USB C type.

Failure to reach 100% charging as charging stops at 80%.

➔ Check if the [Extend Battery Life] function that ensures long battery life is activated in LG Smart Assistant.

Check if the [Extend Battery Life] function that ensures long battery life is activated in LG Smart Assistant.

➔ Check if the [Extend Battery Life] function that ensures long battery life is activated in LG Control Center.

Check if the [Extend Battery Life] function that ensures long battery life is activated in LG Control Center.

Why the laptop power is suddenly turned off if you remove the adapter while the power is on.

➔ It is the problem with the battery or internal hardware parts. In this case, it requires inspection by a service technician.

※ If the system is used at low temperature, refer to the following.

There can be a discrepancy in the battery level display, and to ensure normal operation, charge and discharge it 2 to 3 times at room temperature.
If the battery temperature is below 10 °C, then in order to protect the battery cell, fine current charging is activated. In this case, charging can take up to 32 hours.

This guide was created for all models, so the images or content may be different from your product.

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