How to Fix “Unknown USB Device” Error [2024]

Have you ever encountered an error notification that is an unknown USB device? The notification appears suddenly and sometimes makes you panic, right?

Calm! There are many ways to overcome unknown USB devices that you can try, so that the data transfer process from USB can run smoothly.

This USB error problem will usually appear when you connect the computer with a separate device.

How to Fix Unknown USB Device Error

Whether it’s a keyboard, flash, external hard drive, or mouse. If you can’t handle it, it will certainly interfere with activities on your computer. Here are some possible solutions.

Identify the Cause of the Unknown USB Device Category Error

Many things can be the cause of problems when connecting computer devices with USB.

The following are some of the most common causes and you may have experienced them too.

  • There is an incorrect configuration on the Windows system, which causes the system to be unable to detect any new connected devices.
  • The occurrence of corruption is due to problems with the Windows system.
  • There are also problems due to the system on the motherboard that is not good, so it needs further treatment by a technician to repair.
  • There has been a malfunction in the USB port normally used to connect the device.

How to Solve Unknown USB Device

If any of the above happens to your laptop, computer, or PC, then you just have to do the right thing to fix it.

Can be adjusted to the cause or chosen whichever way you think is easiest. Here are some ways you can try:

#1. Take advantage of the Troubleshooting Feature

Many functions of the Windows troubleshooter. One of them is to solve the problem of bugs that can appear at any time.

Including, when connecting computer devices with other devices. To take advantage of this method, you can follow these steps:

  1. Press the Windows logo on your keyboard.
  2. Select the “Settings” menu.
  3. Then select the “Control Panel” menu.
  4. The Control Panel window will open.
  5. Next, you search for “Troubleshooting”.
  6. Use the search box at the top.
  7. Then select “Find and fix the problem” under Troubleshooting.
  8. The “Troubleshoot” window will open.
  9. Select the problem that Windows is experiencing, namely “Incoming Connections”.
  10. Follow the next step.
  11. Finished.

If the process is successful, then you will get a notification of a successful process. Continue by restarting the computer.

#2. Disable USB Selective Suspend Settings

On Windows systems, there are features that can limit what USB can do on the computer. You can take advantage of this feature by:

  1. In the search box, type “Control Panel”.
  2. Wait for the Control Panel window to open.
  3. In the Control Panel window, do a search.
  4. Type “Power Options”.
  5. Wait for the “Choose or customize a power plan” window to appear.
  6. Select “Change plan settings” on the selected option.
  7. Wait for the “Change settings for the plan: Balanced” window to appear.
  8. Continue by selecting “Change advanced power settings”.
  9. The “Power Options” window will appear.
  10. Ubah “USB selective suspend setting” from “Enable” Of “Disable”.
  11. Click “OK” to make sure the changes are accepted by the system.
  12. Restart the computer before using it again.
  13. Finished.

#3. Uninstall Driver USB

A fairly common way is to uninstall the USB driver that is already available on Windows. This will usually fix the error notification on the USB. You just need to follow these steps:

  1. Open the “Run” window.
  2. Press the Windows key and the letter R on the keyboard simultaneously.
  3. Then you type the words “devmgmt.msc”.
  4. Continue by pressing the “Enter” key.
  5. Several setting options will appear.
  6. Select on the “Universal Serial Bus Controllers” menu.
  7. Locate the currently connected USB on the computer.
  8. There is usually a warning “descriptor request failed”.
  9. Then right-click with the mouse.
  10. Select the “Uninstall device” option.
  11. Restart the computer.
  12. Try again using the USB as usual.
  13. Finished.

#4. Update Driver Generic USB

Furthermore, there is a method that is also easy to use and often manages to eliminate errors when a USB connection is made.

This method uses a USB Generic Hub. Where you need to update the driver, so most likely the error will not appear again.

  1. Open the “Run” window.
  2. Press the Windows and R keys simultaneously.
  3. Then type “devmgmt.msc”.
  4. Press “Enter”.
  5. Wait for the “Device Manager” window to appear.
  6. Select the “Universal Serial Bus Controller” option.
  7. Right-click then select “Generic USB Hub”.
  8. Then select the “Update” option.
  9. Finished.

By updating the driver, you ensure that the driver is using the latest settings. Next Restart your laptop, computer, or PC and test the USB connection.

#5. Turn off the Fast Startup Feature

The fast startup feature can also be a solution when you have problems with the USB connection.

Because this feature also has the ability to solve various Windows problems. The trick is:

  1. Type “Control Panel” in the search box on the Windows desktop.
  2. Wait for the Control Panel window to appear.
  3. Use the search box at the top of the window.
  4. Type “Power Options”.
  5. Several options will appear.
  6. Pilih “Change what the power button do” under Power Options.
  7. Then, you select the “Change settings currently unavailable” option.
  8. Pay attention to the “Shutdown settings” section.
  9. Uncheck the “Turn on fast startup” option.
  10. Now restart the computer.
  11. Try re-insert the USB that will be used.
  12. Finished.

#6. Service Motherboard

This method can be done when some of the methods above do not work for you. That is where the USB still cannot be read by your computer or laptop.

But, to fix it does require an expert to do it. So you need to call a computer technician to do it completely.

#7 Reinstall Windows

Do reinstall Windows, if indeed there are no changes that occur after doing the above, especially other than the motherboard service.

However, for this method, you need to make sure that all data stored on the computer is stored safely (backup) first so that the date is not lost during the reinstallation process.


Hopefully the information above is useful, especially for those of you who are confused about how to properly handle the unknown USB device in Windows.

If you use the right method, it won’t take long for Windows to detect USB ports and additional devices. Good luck!

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Tania is the CEO and founder of TechTani, Tania is also active in the world of computers and technology. Has an information technology degree from a well-known university in Thailand.

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