Glossary

Browser Caching

Storing static resources locally in the browser to avoid re-downloading them on subsequent visits.

What is Browser Caching?

Browser caching stores static resources (images, CSS, JS) locally so they don't need to be re-downloaded. Controlled via Cache-Control and ETag headers.

Key Takeaways

1.Browser Caching is important for website performance and SEO.
2.You can measure it using tools like BulkAudit and Google Lighthouse.
3.Improving this metric can lead to better user experience and search rankings.

Learn More

Google Web Fundamentals

Related Terms

HTTP Status Codes
URL Redirect

Related Guides

Resource Hints Guide - Preload, Prefetch, Preconnect
Managing Third-Party Scripts for Performance
HTTP/2 and HTTP/3 Performance Guide

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