Note: Please be aware that Celemony Melodyne allows a maximum of two activations at any given time. With it being a third party product, PreSonus has no control over its licensing terms or restrictions.
If you need to deactivate a computer to activate another one please follow the steps outlined below:
1. Login to your Celemony user account: https://services.celemony.com/cgi-bin/WebObjects/LicenseApp.woa/wa/login.
2. Click the License Options button for your product as shown in the image below:
3. You will see the Deactivate hot links on the subsequent page: