If you want to show content from Facebook, it requires to generate application key on Facebook site and register it on "ARI Social Harvester → Accounts → Facebook accounts" page.
How to generate Facebook application key
- Open https://developers.facebook.com/apps page and login or register a new account if you don't have it.
- Click by "+ Add a New App" button in the top right and create a new application for "Website" type.
- Open page of the created application and click by "Dashboard" link. It will contain "App ID" parameter (application key) and "App Secret" (application secret key). Copy values of these parameter and register Facebook account in "ARI Social Harvester" component on "ARI Social Harvester → Accounts → Facebook accounts" page.
