Add Custom Social Share Images & Descriptions for Yoast WordPress SEO

Virtually all of the websites I build for my clients use Custom Post Types (CPT). They let me take control of the design by allowing me to use custom coded templates, along customized labels, supported features, and other specifics. For Anything Graphic, I use a CPT for my Portfolio. If you are using WooCommerce, you’ll have a CPT for your Products. Website Optimization
If you have a WordPress website, regardless if it’s custom or not, you should be implementing search engine optimization techniques. One of the most popular things to do with a WordPress website is use a plugin called WordPress SEO by Yoast.
WordPress SEO is the most popular, fully featured, and easiest to use plugin that helps you boost your SEO efforts in many different ways. I use it on all of my client websites. It takes care of the technical side of things in a user friendly way and helps you write better content by focusing on readability and keyword optimization.
One of the features of WordPress SEO is the ability to set social share images for Facebook, Twitter, and Google+. These Open Graph and Twitter Card protocols enable web pages to become richer objects and display better than just a plane ol’
Source: https://managewp.org/articles/16079/add-custom-social-share-images-descriptions-for-yoast-wordpress-seo

source https://williechiu40.wordpress.com/2017/09/09/add-custom-social-share-images-descriptions-for-yoast-wordpress-seo/