Problem

"Unknown device" in the Windows Device Manager, or "Driver installation failed" error message when inserting Key on Windows Vista, Windows 7, Windows 8 and Windows 10


Cause

Most likely caused by:

  • 3rd party driver or software installation reinstalling new versions over Windows drivers or corrupting registry
  • A random bug with Windows causing automatic driver detection to fail


Recommended action

  1. Open Control Panel
  2. Search for "Device Manager"
  3. Open Device Manager
  4. Find the device with name "Unknown device" or a device with an exclamation mark symbol on it
  5. Right-click the device
  6. Choose Properties
  7. Choose Details tab
  8. Choose Hardware Ids from dropdown menu
  9. Look for a line like USB\VID_XXXX&PID_YYYY
  10. If XXXX = 0424 and YYYY = 2514, the device is TOSIBOX Key integrated USB Hub
  11. If XXXX = 096e and YYYY = 0803, the device is TOSIBOX Key crypto device
  12. If XXXX = 090c and YYYY = 1000, the device is TOSIBOX Key flash device

    1. If you cannot find the line, look for Parent in the dropdown menu
  13. Choose Driver tab
  14. Choose Update Driver
  15. Choose Browse my computer for driver software
  16. Choose Let me pick from a list of device drivers on my computer
  17. If the device is a TOSIBOX Key USB Hub:
    1. Choose (Generic USB Hub) as Manufacturer (or: Standard USB Host Controller)
    2. Choose Generic USB Hub (or: USB Root Hub) and continue with installation
  18. If the device is a TOSIBOX Key crypto device:
    1. Choose (Standard system devices)
    2. Choose HID-compliant device
  19. If the device is a TOSIBOX Key flash device:
    1. Choose (Standard disk drives)
    2. Choose Disk drive
  20. Continue with driver installation by clicking Next
  21. Repeat this guide for each "Unknown device" or device with an exclamation mark symbol.