To activate the advanced features of Astra Pro, you need to install the Astra Pro Plugin first. If you purchased it yourself from the official website, then go to the Download page where you can see three files: the Astra Theme, Astra Child Theme, and Astra Pro Plugin. Download the Astra Pro Addon Plugin, install and activate it.
After activation, go into the Astra Theme options, and in the top right corner, there will appear a place to enter the serial number. Fill in yourAstra Pro Serial Number.
