Modern Windows versions block unsigned drivers. Since many GPG Dragon Box drivers are community-signed, you must disable this temporarily:
Even with the correct GPG Dragon Box driver full new setup, you may encounter issues. Here is the diagnostic guide. gpg dragon box driver full new setup
A: The driver uses low-level kernel access to emulate a COM port. This behavior is similar to malware. Add the installer folder to your antivirus exclusion list before running the full new setup. Modern Windows versions block unsigned drivers