How to Fix Unknown USB Device Drivers
- 1). Shut off your computer. Turn your computer off by either going to the start menu and clicking "Shut Down" or by pressing your power button on your device.
- 2). Unplug your device from the wall outlet. This step allows the motherboard of your computer to reboot and allows the computer to reload your USB devices.
- 3). Plug your computer's power supply back into the wall outlet. When the computer is turned back on, the USB devices should reinstall and the error message will be fixed.