Install Missing Signature Driver in Windows 8

  1. Press the Windows Key and the ‘R’ key simultaneously
  2. Type “shutdown.exe /r /o /f /t 00” and click ok.
  3. Select ‘Troubleshoot’
  4. Select ‘Advanced options’
  5. Select ‘Startup Settings’
  6. Select ‘Disable Driver Signature Enforcement’
  7. Then wait for Windows 8 restarting
  8. When restarting, press F7 to disable driver signature enforcement.
  9. Then Install driver as usual via device manager