A Rich Snippet displays additional data such as images, star-ratings, etc. in search results. In order to get this to work, you must incorporate schema.org (in any of the following open standards: microdata, microformats or RDFa, and JSON-LD ) in your web pages. Sounds complicated? Yes, it is. At least for most people who don’t know how to code.
That’s why this the Rich Snippets WordPress Plugin is made for! In Version 2. no coding is needed. No single line. What you need is the basic knowledge of how schema.org works