What does Google say about SEO? /
This category compiles all official Google statements regarding JavaScript and technical aspects of search engine optimization. Modern JavaScript frameworks (React, Angular, Vue.js) and web application architectures (SPA, SSR, CSR) present critical challenges for crawling and indexing. Google's guidance on JavaScript rendering, dynamic DOM manipulation, AJAX implementation, and API calls is essential for ensuring client-side content visibility. SEO professionals will find authoritative positions on implementation best practices, differences between server-side and client-side rendering, and recommendations for optimizing load times while guaranteeing content accessibility to search crawlers. Understanding data formats (JSON, XML) and their SEO implications completes this vital resource. These official declarations help prevent common technical implementation mistakes that can severely impact the search performance of modern websites and JavaScript-powered applications. Access to Google's verified positions on these technical matters enables practitioners to make informed architectural decisions and implement JavaScript solutions that maintain strong organic search visibility while delivering enhanced user experiences.
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★★★ Should you really panic about every single crawl error Google reports in Search Console?
Crawl errors sometimes occur transiently and disappear without intervention. However, if they are frequent or increase suddenly, further investigation is necessary. For very large sites with millions ...
Martin Splitt Dec 13, 2024
★★★ Why Won't Google Rank You for Your New Brand Name After a Domain Change?
Google's John Mueller responded to a company concerned about not appearing in the top search results after changing their domain name to match their new brand name. The company had indeed switched fro...
John Mueller Dec 10, 2024
★★ Can a clear error message really save your crawl budget from clustering disasters?
For JavaScript sites unable to send HTTP status codes, displaying a clear and explicit error message like '404 page not found' helps Google detect the error and avoid problematic clustering....
Allan Scott Dec 05, 2024
★★★ Does Google really remove pages faster with a no-index than with a 404 or 410 error code?
An HTTP error code provides a grace period before deindexation in case the error is temporary. A no-index commands immediate removal from the index. Don't use no-index for temporary errors....
Allan Scott Dec 05, 2024
★★ Does Google really handle JavaScript redirects to error pages correctly through clustering?
Using JavaScript to redirect to a static page returning the correct HTTP error code works because indexing assembles the redirect chain and sees the final HTTP result....
Allan Scott Dec 05, 2024
★★★ Where exactly should you place your robots.txt file for search engines to actually recognize it?
The robots.txt file must be placed at the root of your domain (example.com/robots.txt). It cannot be placed in a subdirectory like example.com/products/robots.txt, or it will not work....
Martin Splitt Dec 04, 2024
★★ Should you really declare your XML sitemap in the robots.txt file?
You can use the 'sitemap' directive in your robots.txt file to tell crawlers where to find your XML sitemap, making it easier for them to discover your URLs....
Martin Splitt Dec 04, 2024
★★ Should you manage a separate robots.txt file for each subdomain?
Each subdomain can have its own robots.txt file. For example, shop.example.com/robots.txt is valid and functions independently from the main domain's robots.txt....
Martin Splitt Dec 04, 2024
★★ Should You Expect a Warning Before Google Manual Penalties?
On LinkedIn, John Mueller expressed his support for the idea of implementing a one-week warning before applying a manual action in case of violations of Google's rules. Responding to a suggestion from...
John Mueller Dec 03, 2024
★★ Why is your site losing ground on generic queries while brand queries remain unaffected?
For a medical site, a significant decline in competitive generic queries (procedure names, common issues) while brand queries perform normally indicates an algorithmic problem rather than a technical ...
Google Nov 28, 2024
★★★ Why is link list distribution seen as spam by Google?
Link list distribution can be seen as link spam. Google uses links as a relevance factor, but links intended to manipulate rankings are considered link spam, including the manipulation of inbound and ...
Google Nov 28, 2024
★★ Should You Really Worry About Rendering Costs for Google Indexing?
On LinkedIn, Martin Splitt explained to an SEO professional that there's no need to worry too much about aspects related to rendering costs, CPU usage, or server resources when it comes to rendering a...
Martin Splitt Nov 26, 2024
★★★ Does hidden content in accordions really hurt your SEO rankings?
From an SEO perspective, content hidden behind expandable elements or accordions is acceptable. The main information that people are searching for is generally visible immediately anyway, so this inte...
John Mueller Nov 21, 2024
★★ Should you really restrict the Indexing API to specific content types only?
Google has clarified in its documentation that the Indexing API is truly only for explicitly mentioned content types....
John Mueller Nov 13, 2024
★★ Does Google Search Console finally remember your filters every time you switch between properties?
Search Console has updated the performance report to make it easier to preserve filters and parameters when switching between web properties. This change stems from user feedback and additional improv...
John Mueller Nov 13, 2024
★★★ Should You Really Distribute Static Content Across Multiple Domains to Improve Crawling?
In a post published on LinkedIn, John Mueller advises distributing the loading of static content, such as images, across subdomains or separate domains in case of crawl issues. However, he specifies t...
John Mueller Nov 12, 2024
★★★ How Can You Manage Multi-Version URLs to Maximize Your SEO Visibility?
On LinkedIn, John Mueller advised site owners with multiple versions (APIs, specifications, annual editions, etc.) to use a stable URL for their site's current version. For example, it can be benefici...
John Mueller Nov 12, 2024
★★ Why does Google only support one favicon per site?
Google Search only supports one favicon per site, where the site is defined by the site name (domain-level or subdomain-level, including the homepage). Updating favicons takes time as they are updated...
Google Oct 31, 2024
★★ Does user experience really impact SEO rankings, or just conversions?
If your website frustrates users or fails to satisfy them, they won't come back. For most products, getting visitors who quickly achieve their objective, who return, and who recommend your product are...
Iva Barisic Hafner Oct 31, 2024
★★ Does Google actually crawl CSS-hidden elements?
Google's crawler can retrieve HTML elements even if they are hidden with display:none. Links found within elements like details tags or popovers are also followed by the crawler if they exist in the D...
Google Oct 31, 2024
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