What does Google say about SEO? /
The Crawl & Indexing category compiles all official Google statements regarding how Googlebot discovers, crawls, and indexes web pages. These fundamental processes determine which pages from your website will be included in Google's index and potentially appear in search results. This section addresses critical technical mechanisms: crawl budget management to optimize allocated resources, strategic implementation of robots.txt files to control content access, noindex directives for page exclusion, XML sitemap configuration to enhance discoverability, along with JavaScript rendering challenges and canonical URL implementation. Google's official positions on these topics are essential for SEO professionals as they help avoid technical blocking issues, accelerate new content indexation, and prevent unintentional deindexing. Understanding Google's crawling and indexing processes forms the foundation of any effective search engine optimization strategy, directly impacting organic visibility and SERP performance. Whether troubleshooting indexation problems, optimizing crawl efficiency for large websites, or ensuring proper URL canonicalization, these official guidelines provide authoritative answers to complex technical SEO questions that shape modern web presence and discoverability.
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★★★ Why does Google de-index pages after an HTTPS migration?
After migrating from HTTP to HTTPS, it is common to see an adjustment in the number of indexed pages. This phenomenon is generally due to Google's recognition that some pages are duplicates and their ...
John Mueller Dec 12, 2017
★★ Is the three-click rule from the homepage really a Google ranking factor?
There is no strict requirement for pages to be three clicks away from the homepage, but it is a good practice for aiding navigation and crawling....
John Mueller Dec 01, 2017
★★★ Can 302 redirects actually harm your indexing?
A 302 indicates that the redirect is temporary, so Google might use the original URL for indexing while serving the content from the destination URL....
John Mueller Dec 01, 2017
★★ How does Google really index content from JavaScript sites?
For sites using JavaScript frameworks like ReactJS, it is crucial to ensure that Google can render the pages to index the content. The Fetch and Render tool in Search Console can assist in verifying t...
John Mueller Dec 01, 2017
★★★ Could a double canonical AMP/desktop actually hinder your page visibility?
Using a canonical tag on an AMP that points to a desktop version is acceptable, but if this desktop version has its own canonical pointing elsewhere, it can create issues for AMP display....
Johannes Müller Nov 30, 2017
★★★ Why is Google gradually abandoning pages redirected to error 403?
301 redirects are followed to the final destination. If that leads to an error code like 403, Googlebot will eventually explore those pages less frequently....
Johannes Müller Nov 30, 2017
★★★ Why are URLs with hashbangs (#!) a burden for your SEO?
URLs with AJAX fragments (hashbangs) are not ideal for SEO. Prefer a clean URL structure that works without the need for client-side scripts....
Johannes Müller Nov 30, 2017
★★★ Can Google ignore your language versions if they are too similar?
If multiple language versions of a site are very similar, Google may treat them as a single entity and only index one, unless there are clear differences between them....
Johannes Müller Nov 30, 2017
★★ Do iframes really harm your site's SEO?
Google can handle iframe content, but directly integrating content through HTML is generally more effective for indexing and SEO....
Johannes Müller Nov 30, 2017
★★ Should you really treat your AMP pages as primary content to ensure they are indexed?
Google can index AMP content, but it's important that AMPs are not just an alternative to desktop versions if you want them to be properly indexed as primary content....
Johannes Müller Nov 30, 2017
★★ Do unintentional low-quality pages really harm your SEO?
Even though Google may consider the overall quality of a site, the presence of numerous indexed low-quality pages generated unintentionally does not necessarily doom the site if they do not have a sig...
John Mueller Nov 28, 2017
★★★ Do 404 and soft 404 pages really harm your SEO?
Properly configured 404 error pages are ignored by Googlebot regarding their content. Empty pages, treated as soft 404s, do not necessarily need unique content and can stay generic without being penal...
John Mueller Nov 28, 2017
★★★ Do you really need to increase your site's crawl frequency to improve your ranking?
Adjusting the settings for Googlebot to increase the crawl of your site does not necessarily lead to better rankings. Crawling is tied to your server's technical capacity and our evaluation of the sit...
John Mueller Nov 28, 2017
★★★ Are Speed Index and First Meaningful Paint the mobile metrics that Google really recommends?
Google recommends using Speed Index and First Meaningful Paint tools to measure the perceived speed by mobile users....
Google Nov 23, 2017
★★★ Are automatic translations penalized by Google?
Google sees automatically translated pages as autogenerated content, which is not recommended for indexing. It is better to create manual translations, even when using Google Translate as an assistanc...
John Mueller Nov 14, 2017
★★★ Can Google Translate really be used to create indexable multilingual content?
Google Translate should not be used to automatically generate indexable pages as it is considered low-quality automatically generated content....
John Mueller Nov 14, 2017
★★★ Why does Google show both the mobile and desktop versions of your pages in its results?
Often, when Google displays both 'www' and 'm.' pages for a site, it may indicate that the connection between the mobile and desktop versions of the pages is not well established. Google recommends ch...
John Mueller Nov 14, 2017
★★ Is Google really treating mobile and desktop the same way?
Google currently treats mobile and desktop sites similarly with regard to speed and crawling. This could change in the future with the mobile-first index....
John Mueller Nov 14, 2017
★★★ Should You Delete or Improve Low-Quality Content on Your Website?
John Mueller discussed in a recent hangout the approach to take when you have content considered low-quality on your site. According to him (and Gary Illyes as well, who often talks about it), the bes...
John Mueller Nov 06, 2017
★★★ How Can You Get Google to Index a New Page Quickly?
John Mueller shared an interesting tip on Twitter: if you want to quickly submit a new page to Google or resubmit an updated version, don't hesitate to use the Search Console and its "Crawl > Fetch as...
John Mueller Nov 06, 2017
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