Always prioritize official manufacturer sites to avoid security risks:

The typically refers to the software required for DekTec’s digital-video USB devices (specifically those with model numbers starting with "DTU-2") or certain Wacom DTU pen displays .

Plug in your device. In Windows, you can verify it's working by right-clicking the Start button, selecting Device Manager , and checking that no yellow warning icons appear next to your device. Troubleshooting Common Issues