Drivers are the most common cause.
Before troubleshooting, identify your security device: wilcom security device not found solution
For over two decades, Wilcom has used hardware keys (USB dongles) or software-based digital IDs to protect its software. While this protects Wilcom’s intellectual property, it creates a major headache when your computer fails to recognize the device. Drivers are the most common cause
Start │ ▼ Is dongle LED on? ──No──► Test on another PC → Works? ──No──► Replace dongle │ Yes ▼ Reinstall Sentinel driver → Reboot │ ▼ Check Device Manager → Recognized? ──No──► USB Selective Suspend OFF │ Yes │ ▼ ▼ Restart Sentinel service Test USB port with other device │ ▼ Launch Wilcom → Works? ──No──► Disable antivirus → Run haspdump -v │ Yes ▼ Problem solved. wilcom security device not found solution