[Fixed] The Unknown Device Driver Error
What is the unknown device?
Normally, Windows 7/8/10/Vista system can identify most of the devices and download drivers for them automatically. Unknown devices show up in the Windows device manager. It is caused by Windows which can't recognize a piece of hardware and provide a driver for it. An unknown device is not only just unknown but also does not work until you install the right driver.
Today we will help you to fix this troubleshoot when unknown device driver error appears in Windows.
Due to that this is a driver problem, you can have a try to update the unknown device driver.
How do you update the unknown device driver?
Step 1, Go to Device Manager with the Win+X key and click on Device Manager option.
Step 2, Locate the unknown device. Usually, Unknown Device is found under the Other devices. Select it and right-click on Uninstall. The driver is unloaded.
Then, Scan for hardware changes.
Step 3, Right-click on Properties of Unknown device. Please follow these options to do: Driver tab > Update Driver >Search automatically for update driver software. The driver is updated and installed automatically. Perhaps the device’s name has been displayed. You can check your unknown device.
As we know, sometimes USB device is not recognized in Windows 7/8/10/Vista system when you plugged an external USB device. It is named Unknown USB Device and displayed under the Universal Serial Bus controllers.
You can follow these options to fix it: Right click on Generic USB Hub > Search automatically for update driver software > Browse my computer for driver software > Let me pick from a list of device drivers on my computer.
Finally, select the Generic USB Hub and go next. The driver is installed. Because the Generic USB Hub driver is a compatible driver, so it can replace the Unknown USB Device driver.
Please repeat these options to update the others Generic USB Hub drivers one by one. All finished, please hit Scan for hardware changes. Now, the USB device should be ok.
If above two methods are not useful for you, there is a simple and fast method to help you fix the driver problem.
Recommended: Did your USB devices cannot recognized after you plugged it to the Computer? Here's the solution you need: How to fix USB Devices Not Recognized and show as unknown devices on Windows 10.
Because of the time and complexity involved in finding drivers, Driver Doctor can help you to solve this problem as soon as possible. It is a kind of driver updating tool. Its proprietary One-Click Update technology not only ensures that you have correct driver versions for your hardware, but it also creates a backup of your current drivers before making any changes.
Driver Doctor can unlock the hardware Ids for the unknown device and download a right driver immediately. It’s very fast and convenient. It takes only three steps to solve all the drive problems for you.
First, open Driver Doctor Software and click on Scan Now . Scan for drivers that need to be updated.
Second, the drivers have been detected. Click on Get Drivers .
Third, click on Download All to download the updated drivers.
Finally, click on Install. The drivers are installed and the Unknown Device could be used.
What is the hardware ID?
With regard to hardware ID, we will take you to learn it and fix the driver error problem with it.
A hardware ID is a vendor-defined identification string that Windows uses to match a device to an INF file. In most cases, a device is associated with a list of hardware IDs.
As you check the unknown device without a manufacturer, you can use hardware IDs to match the driver.
1, Go to Device Manager with Win+X key and click on Device Manager option.
2, Search for the Unknown device under the Other device and right-click on Properties.
3, Please choose Details tab. There is a drop-down menu in Property and extend it. Windows displays a lot of other information about the device here, but the Hardware Ids will help you identify the device. The hardware Ids details are displayed in the value box.
Get the Hardware Ids of the unknown device, please find the driver to match it.
How do you download the driver with hardware ID?
Search for drivers for a particular hardware Ids, right-click the one with the longest string of characters in value box and hit Copy from the menu. Because the longest string of characters contains more details about the hardware device.
Then paste it into your search engine. You can find the right driver in below website list and download it directly.
When you meet the unknown device driver which is not working and it displays an error with a yellow exclamation mark in Windows, you are best to reinstall the driver. Usually, this is a driver issue. We wish it can help you.