What does Google say about SEO? /
John Mueller is one of Google's most active spokespeople on search engine optimization topics. As a Search Advocate, he regularly answers the SEO community's questions during Google Search Central sessions and on social media. His statements are a prime source of information for understanding how Google Search works and the best practices to follow.
Quick SEO Quiz

Test your SEO knowledge in 5 questions

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🕒 ~1 min 🎯 5 questions
★★ Is it really necessary to duplicate the text of infographics for Google to index them?
Google treats infographics as standard images. If important text is embedded within the image, it is recommended to also provide this content in textual form in an article or post to ensure better ind...
Jul 24, 2020 ⚡ Analysis available
★★ Is it really enough to just have an alt attribute for your graphics and infographics?
For graphics and charts included in a blog article, Google recommends adding them as images with a descriptive alt attribute that contains critical information. It is not necessary to convert the grap...
Jul 24, 2020 ⚡ Analysis available
★★ Do intrusive interstitials really have a measurable impact on your SEO?
There is no indicator in Search Console to measure the impact of intrusive interstitials. It is a light ranking factor used in the algorithm. The impact does not apply to the entire site but rather to...
Jul 24, 2020 ⚡ Analysis available
★★★ Are mobile interstitials truly all penalized by Google?
Google penalizes intrusive full-screen interstitials on mobile. Serving a reduced interstitial (lower third) to organic visitors and a full-screen version to other channels is acceptable, provided Goo...
Jul 24, 2020 ⚡ Analysis available
★★★ Should you always use the Video Object schema for YouTube embeds subject to GDPR?
For YouTube embeds requiring user consent (placeholder then click), Google Bot cannot click. It is recommended to use the structured data Video Object schema rather than relying on automatic detection...
Jul 24, 2020 ⚡ Analysis available
★★★ Has PageRank really become a negligible ranking factor for Google?
PageRank is still used by Google, but it's just one factor among hundreds of others. Concentrating only on PageRank or links is not helpful since ranking depends on many other signals. Manipulating on...
Jul 24, 2020 ⚡ Analysis available
★★ Does Google really control sitelinks through site structure?
Google automatically generates sitelinks based on its understanding of the site structure and user searches. A clear structure with hierarchy (categories, subcategories, detail pages) helps Google ide...
Jul 24, 2020 ⚡ Analysis available
★★★ Is it really necessary to have a dedicated page for each video to rank on Google?
When Google detects a video on a page, it displays a thumbnail for that page. If multiple videos are on the same page, it becomes challenging for Google to determine which video is the most important....
Jul 24, 2020 ⚡ Analysis available
★★ Does the FAQ schema work if the answers are hidden in an accordion?
For the FAQ schema, the content must be visible on the page. It is acceptable to display questions with expandable answers, but hiding the entire FAQ block would be problematic. The presence of visibl...
Jul 24, 2020 ⚡ Analysis available
★★ Should you still use disavow or has Google truly automated the ignoring of spam links?
Spam links from low-quality sites are likely already ignored by Google's algorithms. The disavow is an option if you are truly worried, but in most cases, it is not necessary....
Jul 24, 2020 ⚡ Analysis available
★★★ How many internal links per page should you have to optimize your structure without hindering crawl efficiency?
There is no magic number of internal links per page. The key is to have a clear site structure that enables Google to understand the hierarchy and relationships between pages. A flat structure, where ...
Jul 24, 2020 ⚡ Analysis available
★★ Do image metadata really influence rankings in Google Images?
Google indexes certain image metadata, primarily to display licensing and copyright information in Google Images. This metadata does not constitute a ranking factor but is useful for providing legal i...
Jul 24, 2020 ⚡ Analysis available
★★★ Should you really aim for a perfect 100 on PageSpeed Insights to rank well?
The PageSpeed Insights score is not a magic number that you must absolutely reach 100. It is a combination of speed factors designed to identify weaknesses. In the future, Google will rely on Core Web...
Jul 24, 2020 ⚡ Analysis available
★★★ Do Google Ads scripts really slow down your site in the eyes of PageSpeed Insights?
Google's speed testing tools (PageSpeed Insights) are agnostic to the origin of scripts. If a Google Ads script slows down a page, it will be flagged even if it comes from Google. Users don't care abo...
Jul 24, 2020 ⚡ Analysis available
★★ Is it true that using nofollow on internal menu links can control PageRank?
To prevent signal transfer to certain internal menu links, using the nofollow attribute is appropriate. However, in most cases, it is not necessary to hide these links; a no-index on the destination p...
Jul 24, 2020 ⚡ Analysis available
★★ Should you overlook historical Mobile Usability errors in Search Console?
If the live test in Search Console shows no mobile usability errors, but warnings persist for certain pages, trust the live test. Historical errors may be due to temporary CSS rendering issues that oc...
Jul 24, 2020 ⚡ Analysis available
★★ Do pop-under ads really hurt your SEO rankings?
Google evaluates a page's quality by looking at whether the top of the page is visible. Pop-under ads are an old technique, and their impact depends on their implementation. It is advisable to first a...
Jul 24, 2020 ⚡ Analysis available
★★★ Do domain migrations and mergers really cause SEO penalties?
Merging or redirecting domains does not trigger a webspam penalty. Simple one-to-one migrations stabilize quickly (a few days/weeks), but content mergers take much longer. It is recommended to separat...
Jul 24, 2020 ⚡ Analysis available
★★★ Do multiple redirect chains really hinder Google's crawling?
Multiple redirect chains (http to www to https) are not problematic. Google follows to the final URL and focuses on it. As long as users directly access the final URLs and the chains are not used freq...
Jul 24, 2020 ⚡ Analysis available
★★★ Should you really put empty user profile pages on no-index?
It is generally unnecessary to put no-index on underfilled user profile pages. Google automatically focuses on the important parts of the site. No-index is only useful if these pages are used for spam...
Jul 24, 2020 ⚡ Analysis available
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