How to prepare your website for Google’s 2021 page experience update with Varnish

1. First Contentful Paint

Link: </css/styles.css>; rel=preload; as=style;
Link: </js/functions.js>; rel=preload; as=script;

2. Largest Contentful Paint

3. Time to Interactive

4. Total Blocking Time

5. Cumulative Layout Shift

6. Speed Index Score

Which Metrics are Most Important?

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Get the Medium app

A button that says 'Download on the App Store', and if clicked it will lead you to the iOS App store
A button that says 'Get it on, Google Play', and if clicked it will lead you to the Google Play store