Power Surge On USB Port | 4 Easy Ways to Fix

Computer users may come across the problem of a power surge on USB port. Power surge issues are normal, and there are several ways of solving such errors. A popup message “ unknown USB device needs more power than the port can supply” appears in the message box.


If you look below the message there might be another warning message “a USB device has malfunctioned and exceeded the power limit of its USB port”. No need to panic.

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4 Ways To Get Rid Of The Power Surge On USB Port

You might be worried about what is wrong with your USB device? Is it damaged?

usb port

Power surge on the USB port is normal and can happen when you already have a connected device, which stops working suddenly. USBs have a standard power output of 500 MPs. If a USB draws more than the standard power, the device shows the issue of a power surge on USB port. So we list down 4 ways to get rid of this error.

Method 1 Perform Troubleshooting

If you get a power surge on the USB port on Windows 10, you can start by troubleshooting. This might help your PC to resolve the power surge issue itself.


  1. Disconnect all USB devices from your computer/laptop.
  2. Click on the reset button shown on the screen.reset pc
  3. Reboot your device and reconnect the USB to check if you have successfully rid of the problem you were facing.

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Method 2 Detect Hardware Issue

Working on your PC and getting a power surge on USB port on Windows 10 can be frustrating.

So, find and fix the hardware problems by running the hardware troubleshooter.


  1. Go to setting of the devicesettings
  2. Search for Troubleshooter in the Search bar and Run the troubleshoot
  3. Reboot once you performed the troubleshooting activitysettings
  4. Reconnect it to the port to ensure that you have successfully got rid of the power surge on USB port.


  1. Press Win + R and type control
  2. Select view all on the left side of the screenadvanced option screen
  3. Select ‘Hardware and Devices’
  4. Click on Next, and the window will fix and found the issues.
  5. Reboot once issues are fixed and plug in the USB device in the USB port.

Method 3 Refreshing

Another effective way to eliminate this issue  refresh the USB controller by re-installing it on your device again.


  1. Unplug your USB device from the USB port of the computer/laptop.
  2. Go to the device manager or press Window + X or Press Windows + R, type “devmgmt.msc”device manager
  3. Click on USB controllers, re-install each driver.uninstall device
  4. Reboot your device and initiate the re-installation.
  5. Connect the USB again USB port

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Method 4 Hub Connecting

Still encountering the problem, try this effective method to eliminate the error.



  1. Try connecting the USB hub.
  2. Connect your USB to the USB hub to supply enough high-speed charging.


  1. Check your input device’s functionality.laptop
  2. Upgrade BIOS if dealing with an older version of it.
  3. If you are using an assembled computer, it is possible that there are some modules not plugged incorrectly or there is some short-circuitry in the motherboard.

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So, this was all about Power Surge On USB Port. We have everything you need to know about this. If you wanna know anything else, let us know in the comments below. We would solve all of them for you!

See also: USB Ports Not Working Error | 4 Easy Fixes

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