SEO and Core Web Vitals: Demystifying and Improving INP

Tue, 05 May 2026 12:00:00 +0900

INP (Interaction to Next Paint) measures a web page’s responsiveness to user interactions. This article demystifies Google’s Core Web Vitals metric, explores how it differs from the deprecated FID metric, and outlines how to optimize your JavaScript execution pathways to achieve “Good” scores.

1. What is Interaction to Next Paint (INP)?

INP tracks the latency of all user interactions (clicks, taps, and keyboard inputs) during a user’s visit to a page. It measures the duration between when a user initiates an action and when the browser paints the next frame showing the visual update.

WordPress Too Slow? 5 Proven Steps to Score 90+ on PageSpeed Insights

Mon, 05 Jan 2026 07:00:00 +0000

“Spent hours writing a great article, but it loads so slowly nobody reads it…” “PageSpeed Insights shows a red score on mobile — embarrassing.”

Site speed is not just about comfort — Google uses page load speed as a ranking factor (SEO). A slow site hurts both user experience and search visibility.

“Speeding up a site sounds like engineering work.” Not necessarily. With the right plugin settings and a few image tricks, anyone can dramatically improve speed.

Seo on Kaisekukun

SEO and Core Web Vitals: Demystifying and Improving INP

1. What is Interaction to Next Paint (INP)?

WordPress Too Slow? 5 Proven Steps to Score 90+ on PageSpeed Insights