What does Google say about SEO? /

Official statement

Googlebot fetches and processes only the first 15 MB of a file during the initial request. This limit applies to the source HTML file before executing JavaScript, CSS, or other resources. Most sites are unaffected as HTML files rarely exceed this size.
2:01
🎥 Source video

Extracted from a Google Search Central video

⏱ 27:45 💬 EN 📅 28/07/2022 ✂ 18 statements
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Other statements from this video 17
  1. 1:35 How does Googlebot's 15 MB limit influence your SEO strategy?
  2. 3:03 How is the new video indexing report transforming your SEO strategy?
  3. 3:03 How can you leverage the new Video Indexing Report in Search Console?
  4. 5:47 Is it true that a noindex on an error page can lead to your URL being deindexed?
  5. 6:32 How does support for the M3U8/HLS format influence your video SEO?
  6. 6:52 Is it true that Google supports the M3U8/HLS format for videos?
  7. 8:55 Should you continue publishing even when facing canonicalization issues?
  8. 13:23 Why is a hierarchical URL structure a game-changer for SEO?
  9. 14:06 Why should you favor logical directories for your SEO URLs?
  10. 17:24 How can you ensure your site stays visible and doesn’t get excluded due to similarity?
  11. 17:44 How can you make your pages stand out to prevent Google from omitting them?
  12. 19:49 Why is the 15 MB limit on uncompressed files crucial for SEO?
  13. 19:49 How does Googlebot's 15 MB limit affect your SEO strategy?
  14. 21:23 How does the 15 MB limit impact your JavaScript management for SEO?
  15. 21:23 Why is the 15 MB limit before JavaScript execution crucial for your SEO?
  16. 22:57 Why are Google search referrers still undifferentiated?
  17. 22:57 How do Google referrers really impact your SEO analysis?
📅
Official statement from (3 years ago)
TL;DR

Googlebot only processes the first 15 MB of an HTML file during the initial request. This limit can impact sites with large HTML pages. Focus on optimizing your HTML code size.

❓ Frequently Asked Questions

La limite de 15 MB s'applique-t-elle aux ressources CSS et JS ?
Non, elle concerne uniquement le fichier HTML lors de la première requête.
L'indexation est-elle affectée si le fichier dépasse 15 MB ?
Oui, les contenus après 15 MB risquent de ne pas être indexés.
Dois-je optimiser toutes mes pages pour cette limite ?
Non, concentrez-vous sur les pages les plus volumineuses.
🏷 Related Topics
Crawl & Indexing AI & SEO JavaScript & Technical SEO PDF & Files

🎥 From the same video 17

Other SEO insights extracted from this same Google Search Central video · duration 27 min · published on 28/07/2022

🎥 Watch the full video on YouTube →

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