Lazy loading

This filter works with the Largest Contentful Paint metric

Lazy downloading of images above the fold, so even the Largest Contentful Paint is not a best practice. With this filter, you can easily see which URLs and/or templates an LCP image is lazyloaded on.

feature: Lazy-loading images and iframes
Baseline 2023
Newly available

Lazy-loading images and iframes works across the latest devices and browser versions.
Lazy-loading images and iframes might not work in older devices or browsers.

  • Supported as of Chrome 77, Edge 79, Firefox 121 and Safari 16.4
  • Resulting in full support since December 19, 2023
  • Continue reading about lazy loading attributes

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