What Is a Preloader Animation?
Preloader animations alert viewers that the page is currently loading. It’s an animation that is simple and could be used as a way to track progress for websites that only load specific parts of content at one time.
WordPress preloaders provide visitors with something that is more interesting and fun to view for a few seconds than waiting for their page to be loaded. In certain cases, they will even give an estimate of the number of time remains.
Add HTML Code to Your Theme’s header.php File
Once you locate and open the file, insert the following HTML code below the body tag: