The Facebook token is required to use the authorized accessed API for share counters. This API provides additional details over the typical share values – you will have access also to likes and comments. To generate your token follow the steps:
Visit the Facebook Developer Center: https://developers.facebook.com/ and create a new application from the menu.
Fill the application name and verify your email
The changes above are required to make the application public accessible on the top of the developer center. By clicking on OFF it will go to green ON.
Open https://tools.creoworx.com/facebook/ and in the fields copy/paste the application ID and application secret and press the generate button. You will see the token ready to copy/paste inside plugin settings.