Power Surge on USB Port: 3 Ways to Fix any Potential Damage

Resetting the port fromthe error message often works

3 min. read

Updated onOctober 4, 2023

updated onOctober 4, 2023

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We use USB devices daily, but sometimes error messages such as a Power surge on the USB port can appear while using specific devices.

Sometimes, the error message in full reads:

Power surge on the USB port – Unknown USB Device needs more power than the port can supply. A USB device has malfunctioned and exceeded the power limits of its hub port. You should disconnect the device.

This message sounds alarming, and we’ll show you how to deal with it properly in today’s guide.

Why is my USB port saying power surge?

From what we gather, users have experienced this problem for varying reasons. At the top of the list of triggers are the following:

In rare instances, users have gotten a Power surge on USB port error with nothing plugged in; you may still try the solutions listed below to resolve this.

How do I fix a power surge on a USB port?

Before venturing into any solutions, you should try detaching all USB peripherals and attaching only the ones you need. In some cases, this has been efficient in resolving the error.

Also, try connecting to a different USB port to rule out the possibility of a damaged port.

1. Use the Reset option from the error window

This is a simple solution, but it might be helpful if thePower surge on USB portmessage appears with nothing plugged in.

2. Reinstall the USB Controller Driver

Note: You need an internet connection; otherwise, Windows might not automatically reinstall the newest drivers.

Additionally, it is recommended to use specialized driver software to install, reinstall, or perform other driver-related actions that automatically solve drivers’ issues.

Outbyte Driver Updater

3. Use and USB Hub

If the error happens with only a specific device on multiple computers, then maybe the device needs more voltage. In this case, you can use aUSB hubwith its power source.

These devices are standard, feature multiple USB ports, and are cheap. Therefore, they will help with thePower surge on USB porterror.

The above solutions will help you solve the issue. Also, note that if you get this error message with nothing connected to the port, it may be a sign of a problem with the board, and you should try aBIOS update.

These are just a few simple solutions that you can use to fixPower surge on USB port, so be sure to try them all, and let us know which solution works for you.

Power Surge on USB Port: 3 Ways to Fix any Potential Damage#

Why is my USB port saying power surge?#

How do I fix a power surge on a USB port?#

1. Use the Reset option from the error window#

2. Reinstall the USB Controller Driver#

Outbyte Driver Updater#

3. Use and USB Hub#