Hi Robert,
Just go to Quix -> Pages -> select your page, example Home -> tab SEO here you can add meta data for your article.
Like this https://imgur.com/a/3E9TU
Reply To: Facebook Opengraph not Fetching Meta Description
Joomla! name is used under a limited license from Open Source Matters in the United States and other countries. WarpTheme.com is not affiliated with or endorsed by Open Source Matters or the Joomla! project