This article aims to help you in your learning path, and we will cover the most needed WordPress hooks to help you improve your website’s technical SEO. What Is A WordPress Hook? The hook filter function is used to modify the output of the function before it is returned. wp_headThis action hook is used to add any resource JS, CSS files, or meta tags in the <head> section of the webpage. We discussed action hooks you can use to improve technical SEO, but WordPress has a large number of action hooks you can explore and use to do basically everything you want with minimal use of plugins.