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There are many reasons why a laptop might not charge the battery. First check the socket, plug and connector because these parts are often the cause of the device not charging the battery and are easy to fix. If those parts still work properly, try changing your computer’s settings or resetting the battery manager to fix the problem. If it still doesn’t fix it, replacing the battery with a new one is inevitable.
Steps
Fix problem
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Unplug the charger for a few minutes and then try a different outlet. Unplug the charger from the laptop, wait a few minutes, and then plug it into another outlet. Many users report that the computer’s voltage converter will temporarily stop working to prevent charger problems with power. [1] X Research Source
- If the device has a removable battery, turn off the power and remove the battery. Hold down the computer’s power button for about 2 minutes, then insert the battery, then try another outlet.
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Check wire. Inspect the entire cord for any marks, scratches, or corrosion. If there are any signs or sheath is bent and there is a smell of burning plastic, the power cord is damaged. [2] X Research Source You need to buy a new cord for your laptop.
- Check the warranty before replacing any parts. Who knows, you might get a free replacement.
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Checking connection. If the cord is plugged into the machine and you find it loose, not sure, the problem is probably in the connector. Unplug the wire, remove the broken pieces with a wooden toothpick, clean the dirt with the air balloon.
- The computer may have bent motherboard pins or damage to other components. Take your laptop and charging cord to a repair shop. You can repair it yourself according to the instructions online, but it will be difficult to find the right accessories and sometimes even void the warranty.
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Restart the computer, remove the battery. Turn off the computer, unplug the charger, and remove the battery. The battery is usually installed on the back of the machine, you can open the battery cover with a coin or push it by hand. Leave the battery out for about 10 seconds, then put it back in and start the machine. Plug in the charger after booting and wait for about 10 seconds to see if the device will charge.
- Not all laptops have removable batteries. If you don’t see the battery cover, simply restart the device without removing the battery.
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Lower the computer temperature. If the battery is too hot, this high temperature can affect the charging process [3] X Research Source Turn off the device and let it cool down for a few minutes. If you haven’t cleaned your computer for a long time, you can use air bubbles to clean the fan and heat sink.
- Do not blow directly on the blower as this will damage the fan, blow at an angle. [4] X Research Sources
- If you can remove the computer, you can use an air balloon to clean the dust inside. Refer to your model’s disassembly instructions before proceeding, perform disassembly on a wide, clean surface. This will avoid voiding the warranty.
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Restart the computer without the battery. Turn off the device, remove the battery, then plug the charger into the device. If the device does not turn on, the charging cord is damaged. If the computer boots normally, the problem is with the battery or the contact between the computer and the battery. The method below can help you fix the problem, in the worst case the battery is dead and you have to buy a new one.
- If the device does not have a removable battery, skip this step and read the method below before sending it in for repair.
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Replace charger. Sometimes the adapter (box in the charging cord) is the cause, or the connector is loose but you can’t fix it yourself. Try borrowing a friend’s charger or have a mechanic check the charger for you. If the cause is the charger, look for a new one at the electronics store.
Settings and Drivers (Windows)
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Check the power setting. Open the Start menu → Contrp Panel → Power Options . You may have set “low battery level” to the reading so high that the computer will power down instead of charging. [5] X Research Source The simplest way to solve this problem is to factory reset. If it still doesn’t work, read the next step.
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Open Device Manager. First, open “Device Manager”. You can access this quickly via the search function or by navigating from Start → Contrp Panel → System and Security → Device Manager . [6] X Research Sources
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Observe the Batteries (Battery) setting. Once the list is loaded, click the “Batteries Tab” (Battery Page).
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Update driver software. Right click on “Microsoft ACPI-Compliant Contrp Method Battery” and then select “Update Driver Software”. [7] X Research Source Follow the on-screen instructions.
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Restart the computer. Shutdown and reboot to update new drivers. If the computer still won’t charge, repeat the “Update driver” process in each subsection in the Battery section, then restart the computer again.
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Uninstall and reinstall the driver. If the computer still won’t charge, try right-clicking “Microsoft ACPI-Compliant Contrp Method Battery” and select “Uninstall”. After completing the process, click on the ‘Scan for hardware changes’ button.Alternatively, you can open the “Action” tab and press the Scan for hardware changes button. change hardware) Restart the computer after reinstalling the driver.
- This step requires the computer to be connected to the internet.
Settings and Drivers (Mac)
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Check the power settings (on Apple laptops). Open Systems Preferences on the System bar or in the Applications folder. Click the Energy Saver button and check the “Battery” and “Power Adapter” settings tabs. Maybe you set the idle state of the device too low, which affects the battery charging problem. [8] X Research Source You just need to follow the steps below.
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Reset the System Management Controller. Apply one of the following methods to reset the SMC, battery management control, battery status: [9] X Research source
- The computer cannot remove the battery: Shut down. Unplug the charger. Press and hold the shift control option key and the computer power button at the same time. Release the keys at the same time and then turn on the computer.
- The computer can remove the battery: Turn off the computer and unplug the charger. Remove the battery. Press and hold the power button for about 5 seconds. Insert the battery into the device, plug in the charger and then start the machine.
Advice
- Check which voltage converter the manufacturer recommends, incorrect voltage may damage the battery.
Warning
- Some laptops cannot remove the battery. If the computer is still under warranty, do not remove the battery yourself so as not to void the warranty.
X
This article is co-authored by a team of editors and trained researchers who confirm the accuracy and completeness of the article.
The wikiHow Content Management team carefully monitors the work of editors to ensure that every article is up to a high standard of quality.
This article has been viewed 19,591 times.
There are many reasons why a laptop might not charge the battery. First check the socket, plug and connector because these parts are often the cause of the device not charging the battery and are easy to fix. If those parts still work properly, try changing your computer’s settings or resetting the battery manager to fix the problem. If it still doesn’t fix it, replacing the battery with a new one is inevitable.
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