This article concerns Windows users only
In Windows .key file name extension is associated with Windows registry.
This means that every time you try to open a file with .key name extension using Windows
Explorer (by double clicking it), Windows tries to open that file using Windows
registry editor tool (that's default association). By coincidence license key files
for almost all our audio plug-ins (beside LuSH-101 and Sigmund) have .key
file name extension, but you are not supposed to double-click on that file.
The activation procedure for our products using the license key files is described here: