After installing a server with a Plesk template, you need to install your license key to activate the panel and unlock all its features. This guide shows you how to download your key and install it via the Plesk interface or the command line.
First, you need to download your Plesk license key file from your customer account.
Hardware -> Server Management
.You can install the key using the Plesk user interface (recommended) or via the command line.
This is the easiest and most common method.
Your license will now be installed and the page will refresh to show your new license details.