Before you begin
Driver updates for Windows 10, along with many devices, such as network adapters, monitors, printers, and video cards, are automatically downloaded and installed through Windows Update. You probably already have the most recent drivers, but if you'd like to manually update or reinstall a driver, here's how:
Update the device driver
In the search box on the taskbar, enter device manager, then select Device Manager.
Select a category to see names of devices, then right-click (or press and hold) the one you’d like to update.
Select Search automatically for updated driver software.
Select Update Driver.
If Windows doesn't find a new driver, you can try looking for one on the device manufacturer's website and follow their instructions.
Reinstall the device driver
Fix Device Drivers Windows 10
Unknown Device Doesn't Have A Driver Windows 10 Bootable
In the search box on the taskbar, enter device manager, then select Device Manager.
Right-click (or press and hold) the name of the device, and select Uninstall.
Restart your PC.
Windows will attempt to reinstall the driver.
Unknown Device Doesn't Have A Driver Windows 10 32-bit
Unknown Device Doesn't Have A Driver Windows 10 Pro
The main reason for Unknown Device to display in your Device Manager is because you have a device that is not working correctly. To fix this issue, obtain an updated driver for the device. Use the following methods to enable Windows to recognize your device. Method 1: Windows Update. If Windows doesn't find a new driver, you can try looking for one on the device manufacturer's website and follow their instructions. Reinstall the device driver In the search box on the taskbar, enter device manager, then select Device Manager. Right-click (or press and hold) the name of the device, and select Uninstall. Hi I recently purchased a notebook that has been upgraded from Win 7 to 10. I have unknown device showing Properties - Details - Value ACPI HPQ0004 3&33FD14CA&0 Could you tell me what this is and how to make it work. Also The SD card reader does not work The Webcam does not work or show up in a. Find the device driver using the Hardware ID Open Device Manager by pressing the Windows key on your keyboard and typing Device Manager, then open the result. You will be presented with a list of devices attached to your system, and you will notice the Unknown Device with a yellow exclamation mark. Open Device Manager by pressing the Windows key on your keyboard and typing Device Manager.
More help
If you can't see the desktop and instead see a blue, black, or blank screen, see Troubleshoot blue screen errors or Troubleshoot black or blank screen errors.