What (Windows 10, 11, or an older machine) are you using?
Paste those files directly into your Airxonix installation folder. Airxonix Registration Key
: If you've lost your Registration Key, contact the support team of Airxonix or the reseller from whom you purchased the key. They can assist in retrieving or replacing your key. What (Windows 10, 11, or an older machine) are you using