Version 5.3 and earlier ones
The License management panel in Settings enables you to view the details of your current license and to upload a new license.
To load a new license, click Browse on the Upload File field, locate the license key, and click Upload. The panel will display the details of the most recently uploaded license.
Version 6.0 and later ones
To apply a new license, please copy and paste the license text in the "License Token" field.