Ektron CMS400.Net Reference
If you are installing WebImageFX with Ektron CMS400.NET, a WebImageFX license key is included in the email you receive when you purchase Ektron CMS400.NET. A WebImageFX key resembles a Ektron CMS400.NET key but includes the string wifx.
To add the key to Ektron CMS400.NET, navigate to Workarea > Settings > Setup and click Edit (). Then, add the license key to the Module Licenses field.