Page speed·
Core Web Vitals explained: LCP, INP and CLS
Core Web Vitals explained. What LCP, INP and CLS measure, the good and poor thresholds, the 75th percentile rule, field vs lab data and ranking impact.
Core Web Vitals and page speed
LCP, INP and CLS explained, with the fixes that move each one.
Latest guides4 guides, newest first.
- Page speed
How to run a Core Web Vitals test (and read a failed assessment)
How to run a Core Web Vitals test with PageSpeed Insights, Search Console, CrUX, DevTools or web-vitals, and what a failed assessment means.
- Page speed
PageSpeed Insights explained: how to read every number
How to read a PageSpeed Insights report, from the Core Web Vitals assessment and origin data to the Lighthouse score weights and why the score moves.
- Page speed
How to improve LCP: the fixes that move the number
How to improve LCP by finding which of its four subparts is slow and fixing that one, with code for fetchpriority, preload, images, CSS, fonts and TTFB.
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