What Google says about « optimisation balise »

4 statements 8 related

🎥 YouTube Videos 2

Should you really optimize the length of your Alt tags for image SEO?

John Mueller 🎥 YouTube Sep 2017 ★★★

La balise Alt doit décrire clairement l'image, particulièrement pour la recherche d'images. La longueur dépend du contexte nécessaire pour e...

Does Google really ignore your Meta Descriptions when generating search snippets?

Adam Lasnik 🎥 YouTube May 2009 ★★★

La balise Meta Description est importante pour fournir un aperçu pertinent des pages dans les résultats de recherche. Google privilégie souv...

📰 Articles 2

Does the Alt Attribute Really Matter for Classic Web Search Rankings?

John Mueller Nov 2018 ★★★★

John Mueller a expliqué dans un hangout que l'attribut Alt des images jour un rôle assez mineur dans l'optimisation d'une page pour le web s...

Do Hn Tags (H1-H6) Really Impact Google Rankings?

John Mueller Aug 2020 ★★★

John Mueller a expliqué dans un hangout l'importance des balises Hn (H1-H6) pour l'algorithme de Google : " les titres d'une page nous aiden...

💡 Semantically related 8

Statements from the same topics, to deepen your understanding.

Do Google Core Updates Really Impact Image Search and Local SEO?

Danny Sullivan Aug 2021 ★★★

Can Differentiating Interstitials by Traffic Source (Direct vs. SEO) Be Considered Cloaking?

John Mueller Aug 2020 ★★★★

Why does Google sometimes show both HTML and AMP versions of the same page simultaneously in the SERPs?

John Mueller Jun 2020 ★★

Could 50% of Websites Lose Traffic Due to Mobile First Indexing?

John Mueller Jan 2019 ★★★

How can you ensure consistency between AMP and desktop versions without facing algorithmic penalties?

John Mueller Oct 2016 ★★★

Is lazy loading really essential to optimize your initial page weight and boost Core Web Vitals?

Martin Splitt Mar 2026 ★★

Should you completely rethink your SEO strategy for Google Discover?

Google Dec 2025 ★★

Does 100vh really cause indexation problems for your hero images?

Martin Splitt Jul 2025 ★★