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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★★★ Can improperly configured canonical tags block the indexing of your strategic pages?
Applying canonical tags correctly is crucial to avoid content duplication in search results. Implementation errors can result in the indexing of undesirable pages if they are structurally different....
Google Jan 26, 2018
★★★ Should you use noindex on empty cart pages of your e-commerce site?
It is acceptable to apply a noindex tag on cart pages that do not add value in terms of SEO or content for users, such as those that only display error messages when they are empty....
Google Jan 26, 2018
★★★ Does AMP really enhance your SEO performance or is it a technical trap?
AMP can greatly speed up pages. Already, 600 million AMP pages have been indexed, showcasing the effectiveness of this format. However, ensure AMP meets the specific needs of your site....
Google Jan 25, 2018
★★ Is a Speed Index under 5 seconds really enough to ensure good perceived performance?
The Speed Index is the primary metric we use to determine how quickly a page loads something meaningful on the viewport. We aim for a Speed Index below 5,000 milliseconds....
Google Jan 25, 2018
★★★ Is the speed index really the ultimate measure of loading speed?
Google employs the speed index to evaluate a page's loading speed by observing how quickly the main visual content reaches the screen. The speed index should be as low as possible to provide a good us...
Google Jan 25, 2018
★★★ Does AMP Really Boost Your Site's Speed or Is It Just a Technical Trap?
AMP is an effective method for speeding up web pages, although it is limited to certain types of sites. Its adoption can significantly improve page speed, as evidenced by the 600 million indexed AMP p...
Google Jan 25, 2018
★★ Is the Speed Index really the metric that matters for Google ranking?
The Speed Index meta is used to measure the speed perceived by the user by displaying the visible content above the fold as quickly as possible....
Google Jan 25, 2018
★★★ Does optimizing the Critical Rendering Path really matter for SEO?
To enhance metrics such as First Meaningful Paint and Time To Interactive, it is advisable to optimize the Critical Rendering Path, focusing on progressive rendering and minimizing rendering blockage....
Google Jan 24, 2018
★★★ Why are canonical tags critical for your multilingual sites?
When implementing multilingual sites, make sure to explicitly define canonical URLs to help Google identify which page to prioritize in search results....
John Mueller Jan 23, 2018
★★★ How can you handle the canonicalization of multilingual sites without losing your international traffic?
For multiple language versions of the same site, it is essential to use explicit redirects and rel=canonical tags to guide Google toward the preferred version, especially when the distinction between ...
John Mueller Jan 23, 2018
★★★ Does the placement of internal links on the page really affect Google rankings?
The placement of internal links on a page is less significant than their existence. The absence of internal navigation makes it difficult for Google to explore content. Use tools like Screaming Frog t...
John Mueller Jan 23, 2018
★★ Do links in PDFs pass PageRank and improve rankings?
Google indexes PDFs and can follow the links they contain, but these links do not pass significant ranking signals....
John Mueller Jan 23, 2018
★★★ Should you keep product pages for out-of-stock items indexed or remove them?
For temporarily unavailable products, it is advisable to keep the page active and use structured data tags to indicate the temporary unavailability. This way, Google can continue indexing the page and...
John Mueller Jan 23, 2018
★★★ Why Does Google Ignore Images Declared in CSS Files?
John Mueller explained in a hangout that Google does not index images whose URL would be present in a CSS file. It only takes into account URLs present in the HTML code itself, and he recommended usin...
John Mueller Jan 15, 2018
★★★ Should You Really Include All Your Pages in Your XML Sitemap to Maximize SEO?
John Mueller has once again reminded us (as this has been stated several times in the past) that URLs present in the XML Sitemap file are often used by the search engine to define canonical page addre...
John Mueller Jan 15, 2018
★★★ Should You Delete Low-Quality Pages to Force Google to Index Everything?
John Mueller confirmed on Twitter that Google never indexes ALL pages of a website. And, as usual, following the search engine's well-oiled communication strategy, he added that the focus should prima...
John Mueller Jan 15, 2018
★★★ Can Googlebot Really Ignore Your robots.txt?
Googlebot does not intentionally bypass the rules set in the robots.txt file. If you observe this happening, check your robots.txt configuration and ensure it is set up correctly....
John Mueller Jan 12, 2018
★★★ Is it true that text hidden in tabs is indexed by Google Mobile-First?
With mobile indexing, text hidden behind tabs will be viewed as an integral part of the page and considered normally....
John Mueller Jan 12, 2018
★★★ Do 404 errors really harm your site's SEO?
404 errors do not affect the ranking of other pages on your site. If some of your pages generate 404 errors and should not be indexed, it is not a problem....
John Mueller Jan 12, 2018
★★★ Should you really add a canonical tag to every hreflang URL?
It is recommended to always use the rel="canonical" tag in conjunction with hreflang, even if it is a self-referential canonical, to indicate which version to index....
John Mueller Jan 12, 2018
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