Top 2 Guides in 2017 to Get a Wordpress Post Thumbnail On Your Blog has compiled a list 2 top resources on Wordpress Post Thumbnail. Check out this list of 2 posts to learn more about Wordpress Post Thumbnail.

Featured Images & Post Thumbnails

Featured images (also sometimes called Post Thumbnails) are images that represent an individual Post, Page, or Custom Post Type. When you create your Theme, you can output the featured image in a number of different ways, on your archive page, in your header, or above a post, for example. Themes must declare support for the Featured Image function before the Featured Image interface will appear on the Edit screen.

Guide to Wordpress Thumbnail and Image Crop Types

Thumbnails come in handy in all sorts of places in WordPress. The most obvious is on the homepage with a list of blog posts. You can also use them in the content of a post. And depending on your theme, they can also be used on category listings, tag listings, search results, or even widgets. WordPress gives you some basic options baked into the admin dashboard, but you can also specify extra thumbnail image sizes. Here’s a guide to doing that.