Have you ever clicked a button on a website and felt like it took forever to respond? That frustrating lag is exactly what Google’s Core Web Vitals aim to tackle, and they’re making a big change! Buckle up, because we’re diving into the world of website speed and its impact on your online experience.

First things first: What are Core Web Vitals?

Imagine Core Web Vitals like a report card for your website’s speed and responsiveness. Google uses these metrics to assess how quickly and smoothly your site works, and they even factor into your search ranking! Think of it as a reward system for websites that prioritize user experience.

The Old Guard: First Input Delay (FID)

Until recently, FID reigned supreme as the king of responsiveness. It measured the time between when a user interacts with your site (like clicking a button) and when the browser reacts. But FID had limitations. It didn’t capture all the nuances of responsiveness, especially on complex websites.

Enter the New Champion: Interaction to Next Paint (INP)

Think of INP as the next-gen FID, offering a more comprehensive picture of responsiveness. It measures the time between any user interaction (clicks, scrolls, etc.) and the first visual change on the screen. This means INP considers not just when the browser reacts, but also how quickly it translates that reaction into something the user can see.

Why the Change?

Here’s the deal: FID was great, but it didn’t tell the whole story. Some websites, even with good FID scores, could feel sluggish because visual updates were delayed. INP solves that by focusing on the actual visual response, giving users a more accurate sense of how quickly the site interacts with them.

What Does This Mean for You?

If you have a website, this change is important! Here’s the lowdown:

  • March 12, 2024, is the key date. After that, INP becomes the official responsiveness metric for Core Web Vitals, and FID gets retired.
  • It’s time to check your INP score. Google Search Console will soon start showing INP data, so you can see how your site fares.
  • Optimizing for INP might require different approaches. While some FID optimization techniques still apply, you’ll need to focus more on minimizing delays in visual updates.
  • Don’t panic! The transition is gradual, and Google provides resources to help you understand and optimize for INP.

Remember: A good INP score means a happy user! By prioritizing responsiveness and visual feedback, you create a smoother, more enjoyable experience for your visitors, which can ultimately benefit your website’s success.

Bonus Tip

Don’t forget about the other Core Web Vitals metrics like Largest Contentful Paint (LCP) and Cumulative Layout Shift (CLS). Optimizing for all three will give your website a well-rounded speed boost!


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Blake Discher


Blake was a professional corporate photographer and educator on all things SEO. After working with fellow photographers who would ask him to build and optimize their sites, he decided to create GO-SEO, a Web Design + SEO company for service-based businesses.

SEO and website design are now his full-time career and photography is a satisfying hobby. His only camera these days is a Leica Q2 Monochrome which he absolutely loves!

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