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How can I enable gzip compression on a Webflow site to improve page load speed? I have been trying to optimize my site's performance and my speed test results indicate that gzip compression is needed. Thank you.

TL;DR
  • Webflow enables GZIP compression by default, but speed test tools may flag cached or third-party resources.
  • Verify compression using tools like PageSpeed Insights or GTmetrix, ensuring flagged files are Webflow assets.
  • Clear cache by republishing your site and testing in an incognito window.
  • Check third-party scripts, as they may not be compressed unless served via a CDN.
  • Optimize assets by enabling WebP for images, minimizing custom fonts, and reducing unused CSS/JS.

Webflow automatically enables GZIP compression for all assets, including HTML, CSS, and JavaScript files. However, if a speed test tool flags missing compression, it may be due to cached files or third-party resources.

1. Verify GZIP Compression

  • Use tools like Google PageSpeed Insights, GTmetrix, or WebPageTest to check GZIP compression.
  • If results show missing compression, confirm it's for Webflow assets and not third-party scripts.

2. Clear Webflow and Browser Cache

  • Publish your Webflow site again to refresh assets.
  • Clear your browser cache or use an incognito window to test fresh resources.

3. Check Third-Party Resources

  • External scripts (e.g., Google Fonts, analytics, embeds) may not be compressed if the provider doesn’t serve them with GZIP.
  • Use a content delivery network (CDN) for non-Webflow-hosted assets if needed.

4. Reduce File Sizes

  • Webflow already compresses images and code, but you can further optimize:
  • Enable WebP format for images in Webflow.
  • Use fewer custom fonts and minimize weight variations.
  • Reduce unused CSS and JavaScript from third-party integrations.

Summary

Webflow enables GZIP compression by default, so no additional setup is needed. If a speed tool flags issues, check for cached resources, third-party scripts, or test with another tool for verification.

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