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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★★ Should you implement structured data that Google isn't using yet?
Adding structured data that is not currently used for Google features is never negative. It allows Google to know that there is a lot of this type of data available, which can influence the developmen...
Ryan Levering Apr 07, 2022
★★★ Does Google Search Console really show you the JavaScript rendering that it indexes?
The rendered version of a JavaScript page is visible in Google Search Console's testing tools if you want to verify what Google actually indexes....
John Mueller Apr 06, 2022
★★★ Does Google really index what users see, or what's captured in the cache?
For indexing purposes, Google processes JavaScript separately and attempts to index what a user would see when visiting your website directly, regardless of what appears in the cache view....
John Mueller Apr 06, 2022
★★★ Does an empty cache really mean your JavaScript site has indexing issues?
It's normal for the cache view of a JavaScript website to be empty or incomplete. This is not an indication of an indexing problem, but simply a technical restriction of browsers....
John Mueller Apr 06, 2022
★★ Does Google really index your dynamic JavaScript content? What SEO experts don't tell you
In most cases, Google can render and properly index the content of JavaScript-based websites....
John Mueller Apr 06, 2022
★★★ Should You Really Remove Redirected URLs from Your XML Sitemap?
John Mueller explained on Twitter that when you redirect a URL, you can temporarily leave the original URL in the XML Sitemap (1 to 3 months), giving Google time to discover and process it. While this...
John Mueller Apr 04, 2022
★★ Will Google's 'indexifembedded' tag revolutionize how you control content indexation?
Google has launched the 'indexifembedded' meta robots tag, which allows a page to specify whether its content should be indexed in certain specific situations. This tag covers infrequent use cases....
John Mueller Mar 31, 2022
★★★ Does Page Experience on desktop really deserve your attention as a ranking factor?
The Page Experience ranking factor, which includes Core Web Vitals (speed, responsiveness, and stability), was previously used only on mobile. It has recently been deployed for desktop users as well. ...
John Mueller Mar 31, 2022
★★★ Is Google finally opening up URL inspection through API automation?
Google has launched a new API for the URL inspection feature in Search Console. It allows you to programmatically check the indexation status of a page, whether it has been discovered, crawled, indexe...
John Mueller Mar 31, 2022
★★★ Does Google really use just one signal to choose which URL to canonicalize among your duplicate content?
Regarding canonicalization, several factors play a role: the rel canonical tag, internal and external links, what is listed in the sitemap, redirects, and sometimes which URL appears cleaner or cleare...
John Mueller Mar 28, 2022
★★★ Why does a link without an indexed URL essentially do nothing for your SEO?
For a link to exist in our systems, we always need a source and a destination, and both sides must be canonical URLs that are indexed. If we don't have any source in our systems, the link disappears b...
John Mueller Mar 28, 2022
★★★ Why does Google deprioritize crawling low-effort aggregator sites?
Google's algorithms are not invested in crawling and indexing all content from low-effort aggregator sites that merely take content feeds and publish them, because it's the same content already seen e...
John Mueller Mar 28, 2022
★★★ Does Google really ignore your canonical tags when it decides pages are too similar?
If we think these pages are essentially the same, we try to do you a favor by choosing just one URL to index. The best way to avoid this is to make sure these pages are significantly unique....
John Mueller Mar 28, 2022
★★★ Should you really prefer noindex over disallow to control indexation in Google?
If these are pages you don't want indexed, using noindex would be better than disallow in robots.txt. Noindex is a meta robots tag on the page, and you must allow crawling for it to work....
John Mueller Mar 28, 2022
★★ Does the location of your XML sitemap really affect crawl efficiency?
The location of the sitemap file doesn't really matter. You can place it in a subdirectory, subdomain, or different host. If it's listed in your robots.txt file, you can put it anywhere....
John Mueller Mar 28, 2022
★★ Should you really use the URL inspection tool to index a brand new website?
For a brand new site with no signals or background information, using the URL inspection tool to request indexation is a way to get your foot in the door, but it's not a guarantee that Google will pic...
John Mueller Mar 28, 2022
★★ Does the order of links in your HTML code really affect Google's crawl priority?
If we look at an HTML page, the order of the links is not related to the order of our overall crawl of these pages on the site. As long as these links are on the HTML page and we can follow them, we c...
John Mueller Mar 28, 2022
★★★ Why does robots.txt prevent Google from crawling your pages but still allow them to be indexed?
With robots.txt, you prevent crawling of these URLs but not their indexation. If you run a site: search for these specific URLs, you'll very likely still find them in the index, even without the conte...
John Mueller Mar 28, 2022
★★★ Should you use rel=canonical instead of noindex to handle similar content?
To manage closely related content such as a blog article and a documentation page on the same subject, it is preferable to use the canonical tag rather than noindex. This allows search engines to unde...
Gary Illyes Mar 24, 2022
★★★ Is a sitemap really essential for Google to crawl your website effectively?
Providing a sitemap to Google is essential. Without a sitemap, Google must guess which pages exist on the site. Although Google is sophisticated and can discover pages on its own, it is far more effic...
Martin Splitt Mar 22, 2022
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