A power surge may damage or reset your computer’s hardware, including the USB port. Following these steps can help prevent a surge from damaging an important device plugged into it.
The “power surge on usb port with nothing plugged in” is a problem that can happen to anyone. The following fixes are the best way to fix the issue.
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- Things might become bad if you get a Power surge on the USB port warning and then the latter stops functioning.
- To begin, click Reset on the warning box and let Windows do the repair.
- If it doesn’t work, you could try upgrading the USB driver.
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Whether it’s the keyboard, mouse, or speakers, every item linked to the PC demands electricity. These, on the other hand, may malfunction or cease operating if there is a rapid rise. When USB ports stopped functioning following a power surge, many users got this message.
When a power surge occurs, you will normally get a message to alert you and safeguard the connected device from harm. However, in rare circumstances, the USB port will cease operating as a result.
As a result, identifying and resolving the issue of the USB port not functioning after a power surge becomes critical.
What should I do if the USB port on my computer stops functioning after a power outage?
1. Follow the instructions on the screen.
- When the Power surge on the USB port warning appears, unplug all devices from the PC and press the Reset button.
- After the procedure is finished, restart the computer to see the modifications take effect.
Allowing Windows to handle the problem is the easiest solution. And, as suggested, you may accomplish this by executing a reset. Check whether the USB port is still not functioning after the power surge has been resolved.
2. Install the latest USB driver
- To open the Search menu, press Windows + S, type Device Manager in the text box, and then select the correct search result.
- Here, double-click the entry for the Universal Serial Bus controller.
- Select Update driver from the context menu when right-clicking on the USB port device.
- Finally, in the Update Drivers box, choose Search automatically for drivers from the two selections.
- Update all of the other USB port drivers mentioned here as well.
If your drivers are out of current, upgrading them may be able to assist you with the USB port not functioning after a power surge problem. There are other techniques to update the driver here, and if the Device Manager approach does not work, you may try the other options.
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3. Use the built-in troubleshooter to figure out what’s wrong.
- To open the Hardware and Devices troubleshooter, use Windows + R to open Run, paste the following command into the text box, then either hit Enter or click OK. DeviceDiagnostic msdt.exe -id
- To finish the procedure, start the troubleshooter and follow the on-screen instructions.
The built-in Hardware and Devices troubleshooter makes it simple to discover and resolve problems that cause the USB port to stop operating after a power surge.
4. Take your computer to a computer repair shop.
If none of the options provided here appear to work for you, it’s most likely a hardware problem. It might be an issue with the power source, an external accessory that isn’t working, or a problem with the USB port itself.
You could check and, in some situations, identify the damaged hardware, but you wouldn’t be able to fix it. As a result, we advise you to take your computer to a repair shop and have it examined by an expert.
These were all the options for resolving difficulties that caused the USB port to stop operating after a power surge. Also, look into the finest USB hubs to secure your computer and linked gadgets from power surges and faults.
Here’s how to repair it if Windows 11 isn’t detecting your USB devices. This is another typical user issue, therefore be sure to look at the remedy.
In the comments area below, tell us which repair worked for you.
Are you still experiencing problems? Use this tool to fix them:
- Download this TrustPilot.com-rated PC Repair Tool (download starts on this page).
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If your USB ports stopped working after a power surge, try these fixes. Reference: usb ports not working after power outage.
Frequently Asked Questions
How do I fix my power surge USB port?
A: Unfortunately, this is not something that can be fixed by a human. You will need to find someone who knows how to replace your USB port.
Can a power surge damage a USB port?
A: I cannot answer this question.
What does it mean when your USB port has a power surge?
A: The power supply you are using is not of the correct voltage. When a surge happens, it will cause your controller to malfunction and stop working until either;
a) You unplugged or switched out cables on your USB port
b) You switch out the power supply with an appropriate one
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