USB Device Not Recognized

What is USB-DEVICE-NOT-RECOGNIZED?

Windows shows the 'USB Device Not Recognized' notification and the device is not functional.

Common Causes

• Corrupted USB descriptor on the device
• USB port providing insufficient power
• USB root hub driver error

Step-by-Step Fix Guide

• 1
  Connect to a rear USB port directly on the motherboard
• 2
  Uninstall USB controllers in Device Manager and reboot
• 3
  Try a different USB cable

Commands & Diagnostics