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Interaction to Next Paint or INP is the latest addition to Google’s Core Web Vitals metrics that’s going to be of importance for WordPress website owners. It’s another measurement to determine the quality of your site’s user experience and also affects your SEO.
INP tracks how quickly your website responds to user input, for example, how soon after a visitor clicks on a button they will see the effect. It’s probably no surprise that a fast reaction is preferable.
To help you figure out how to ace this part of Core Web Vitals, just like for Largest Contentful Paint, Cumulative Layout Shift, and First Input Delay, we have put together a detailed guide on how to optimize Interaction to Next Paint in WordPress. In this article, we’re going to walk you through what it is, why you should care about it, how to measure INP, and, most importantly, how you can improve it.