The dongle is not recognized

Although the KNX USB licensing dongle has been plugged into the computer, it is not recognized.

The following shall be done:

Remove the dongle from the USB port where it currently is plugged and try another USB port from the same computer.
Remove the dongle from the USB port where it currently is plugged and try a USB port from another computer.
Temporarily deactivate any software that may interfere with the USB connection (e.g. antivirus, firewall).
- See also this: Citrix Workspace app blocks the licensing dongle

If the dongle is still not recognized, please proceed as follows:

Download the attached ZIP file and extract.
Right-click the tool 'USBDeview32' and select 'Run as administrator' from the context menu.
Click the VendorID column in order to sort.
Ensure that the dongle is no longer connected to the computer.
Look for all USB entries with both the following property values:
VendorID = 2a07 and ProductID = 0102
Right-click these entries and select 'Uninstall Selected Device' from the context menu.
After removing all affected devices (entries), plug the dongle back to the computer. The USB driver setup should start automatically and the dongle should be recognized (again) after a while.

If the dongle is still not recognized, then please report the issue by following this procedure, and to include the following information:

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