Laptop cannot be charged

What should I do if my laptop cannot be charged?

1. Check whether the charging function is disabled. The laptop has a "disable charging" function in the battery options. This Under the function, the adapter directly supplies power to the notebook without charging the battery. In this case, it cannot be charged. It is recommended to check the battery options to see if the charging function of the notebook is disabled.

2. Taking Lenovo G40-70 and win10 system as an example, the repair method for laptop battery not charging: Check whether the battery protection mode of the laptop is turned on. If it is turned on, just turn it off. First power off the computer, then restart the computer to see if it can charge normally.

3. Therefore, if you find that your laptop is not charging, you can first enter the relevant power management software, turn off the battery protection mode or check the disable charging option. If there is no problem with the hardware, the battery will be able to Recharged. Check the hardware.

Why is the laptop not charging?

1. The reasons why the laptop cannot be charged include: disabling the charging function, whether the charger is original, motherboard or circuit failure, poor contact, battery Damage etc.

2. It is also possible that the battery has been left unused for too long, resulting in poor contact. It is recommended to open the notebook and clean the dust, and unplug and plug in the power cord and battery. This may also solve the problem.

3. Laptops not charging are mainly caused by the following three reasons: Generally speaking, many computer brands, such as Dell, Lenovo, Sony, etc., will equip their own laptops with power management software.

What to do if the laptop battery cannot be charged

1. There is a problem with the hardware itself. Generally speaking, we can judge the hardware failure of the battery itself by restarting the computer and re-plugging and unplugging the battery. If the battery still cannot be charged, you may wish to install some hardware detection applications to obtain approximate battery loss reference information.

2. Check whether the charging function is disabled. The notebook has a "disable charging" function in the battery options. Under this function, the adapter directly supplies power to the notebook without charging the battery. In this case, it is charging. No electricity. It is recommended to check the battery options to see if the charging function of the notebook is disabled.

3. There are many reasons why the laptop battery cannot be charged, which can be solved by: resetting the battery manager, cleaning the battery interface, and after-sales maintenance. Resetting the battery manager Some laptops may have battery manager or power management software.

4. Battery failure: The notebook battery cannot be charged. It may be that the battery has a hardware failure. You can judge by restarting the computer or plugging and unplugging the battery. If it still cannot be charged, you can perform a physical check on the battery by installing a testing application. , obtain loss reference information. If the loss proves to be high, it should be repaired or replaced by a professional repair center.

5. If there is charging threshold control software, adjust the charging threshold. Unplug the adapter again. If the battery is removable, unplug it again. Try to charge with low power. If the condition persists, the battery may be faulty. It is recommended to contact after-sales inspection.

The above is the detailed content of Laptop cannot be charged. For more information, please follow other related articles on the PHP Chinese website!