Most of modern WordPress themes will have the option to show the featured images on WordPress posts. 

But if you are willing to hide the featured image on the WordPress post, this article will help you do it.

A simple method to hide the featured image in a single WordPress Post

The best method is to use the hide featured image WordPress plugin to manage efficiently. 
Follow the below steps, step by step, to hide the featured image in a single WordPress post.

Step 1: Log in to the WordPress dashboard and click the plugins from the left side. 

Step 2: Click Add New and search for “conditionally,” then click the Install Now button from the first shown result.

Step 3: Once installed then, activate it. Then click the posts option from the left side of the WordPress dashboard. 
Read More :https://multifoxtheme.com/how-to-hide-featured-image-in-wordpress-post/

How To Hide Featured Image In WordPress Post

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