SOLVED - Laptop Charger Not Working After Power Surge

Usually, power outages won’t cause any damage to your computer. However, power outages are often accompanied by power surges. The latter might affect some hardware of your computer. In this post from MiniTool Solution, we will discuss how to solve laptop charger not working after power surge for you.

Laptop Won’t Charge After Power Surge

Every time the wiring in your home or office suffers from short jolts of high electrical voltage, power surges might crop up. Power surges can be minor or severe. They can damage your electronics, motherboard, hard drive, battery, charger and more.

What can you do when laptop charger not working after power surge? Don’t worry, you’re not alone! The good news is that this problem is not as hard as expected. Follow these solutions below, and then you can address it easily.

Tips:

Power surges might overload and fry the electronics within your PC, leading to unexpected data loss. To keep your data safe, it’s necessary to create a backup of your important files to a removable device as a precaution. Speaking of data backup, a piece of free PC backup software called MniTool ShadowMaker is worth trying. As long as you have a backup in hand, it will be much easier to restore your data.

How to Fix Dell/HP/Lenovo Laptop Charger Not Working After Power Surge on Windows 10/11?

Fix 1: Reset CMOS

When encountering computer boot issues like laptop charger not working after power surge, you can consider clearing the CMOS. By doing so, it will restore the BIOS settings to default. To do so:

Step 1. Power off your computer and then disconnect all the peripheral devices connected to your laptop.

Step 2. Disconnect the power connections and then open the computer case.

Step 3. Remove the CMOS battery and reinsert it after several minutes.

Step 4. Then, connect all the external devices and the power connections to see if it will make a difference.

Fix 2: Generate a Battery Report

There is a possibility that your laptop battery is damaged due to the power surge. To confirm this, it’s a good idea to generate a battery report for your laptop. Here’s how to do it:

Step 1. Type cmd in the search bar to locate Command Prompt and select Run as administrator.

Step 2. In the command window, type powercfg /batteryreport and hit Enter.

Step 3. After the process is done, it will generate a HTML file. To access the battery report HTML file, open File Explore and navigate to: C:\Windows\system32\battery-report.html.

Fix 3: Reinstall the Battery Driver

When we charge a laptop battery, a battery indicator light will turn on automatically. If the light turns on and the battery icon on the taskbar doesn’t show the current charging status, the culprit might be the corrupted battery driver. Therefore, uninstalling and reinstalling the battery driver might do the trick. To do so:

Step 1. Type device manager in the search bar and hit Enter.

Step 2. Expand the Batteries category and right-click on Microsoft ACPI-Compliant Control Method Battery to choose Uninstall device.

Step 3. Restart your computer and then the battery driver will be reinstalled automatically.

Tips:

Also, you can go to the official website of your laptop manufacturer to download and install the battery driver manually.

Fix 4: Calibrate the Battery

If laptop charger not working after power surge still appears, it’s time to calibrate the battery. Here’s how to do it:

Step 1. Type edit power plan in the search bar and hit Enter.

Step 2. Expand the drop-down menu beside Turn off the display and select Never.

Step 3. Expand the drop-down menu beside Put the computer to sleep and choose Never.

Step 4. Click on Change advanced power settings.

Step 5. Expand Battery and Critical battery action and then select Hibernate.

Step 6. Expand Critical battery level > set the percentage of On Battery to a low value: 1% to 5%.

Step 7. Click on Apply & OK to save the changes.

Fix 5: Change Another Charger

Chances are that your charger is damaged by a power surge. Therefore, you can connect your computer to another charger to see if it works normally. If yes, you need to change your charger in time.

Final Words

Hopefully, one of the solutions above might help you to get rid of computer won’t turn on after a power surge. Also, don’t forget to back up your crucial data with MiniTool ShadowMaker beforehand. Appreciate your time!

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