What does Google say about SEO? /
The Images & Videos category compiles all official Google statements regarding visual content optimization for search engine optimization. This area encompasses recommendations on image alt attributes, modern formats like WebP, lazy loading implementation, srcset usage for responsive images, and optimization of thumbnails and embedded YouTube videos. Google's positions on these topics are crucial as visual content represents a major lever for enhancing user experience, reducing page load times, and increasing visibility in Google Images and universal search results. SEO practitioners will find clarifications on EXIF data handling, image indexing processes, best practices for naming visual files, and the impact of Core Web Vitals on media performance. Understanding official guidelines helps avoid common implementation mistakes, optimize crawl budget allocated to visual resources, and maximize organic traffic opportunities from image and video search. This documentation centralizes essential technical and editorial recommendations for an effective visual content strategy that aligns with Google's ranking factors and supports overall site performance in search results.
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★★★ Can lazy loading without dimensions really jeopardize your CLS score?
If you are using lazy loading and a gray rectangle appears without fixed dimensions before the image loads, causing text shifts once the image is loaded, this can be a problem for visual stability (CL...
John Mueller Oct 30, 2020
★★★ Can lazy loading block Google from indexing your content?
If a site requires scrolling to a certain position for content to load automatically, Google will not see that content. Google loads the page once and sees what is displayed without performing any spe...
John Mueller Oct 30, 2020
★★★ Should you really archive out-of-stock products instead of leaving them marked as unavailable?
For permanently out-of-stock unique products, it is preferable to move them to an 'archives' or 'reference' section rather than keep product pages marked as 'out of stock'. This allows images to remai...
John Mueller Oct 29, 2020
★★★ Does lazy loading really harm your content's indexing by Google?
When rendering a page, Google uses a fairly high viewport and indexes everything that loads within this viewport. If content requires a specific action (scroll, click on 'Read more'), it will probably...
John Mueller Oct 29, 2020
★★★ Is alt text truly crucial for your visibility in Google Images?
The alt text (alt tag) is primarily used for Google Image search. It should describe what is visible in the image rather than simply copy the product description. It's an important factor for SEO if i...
John Mueller Oct 29, 2020
★★ Why do your images stay indexed long after the text content has disappeared?
Google does not re-index images as frequently as text. If a link to an image is found one time out of ten during crawling, the image will be indexed and remain in Google Images, even if the text on th...
John Mueller Oct 29, 2020
★★★ Should you return a 404 or a 200 on a product page that's out of stock?
For temporarily unavailable products, displaying a page with a 200 code and an email alert option is acceptable. If the unavailability is long, switching to a 404 allows Google to optimize the crawl b...
John Mueller Oct 29, 2020
★★★ Do out of stock pages really hurt your Google rankings?
Pages of products marked 'out of stock' or 'not available' tend to be ranked as soft 404s. When they slip into a soft 404 state, the page and its images disappear from search results....
John Mueller Oct 29, 2020
★★★ How can you confirm if Google is truly indexing your lazy-loaded content?
To check if content is indexed, search for an exact phrase in quotes on Google. This is the ultimate proof that the content is indexed. The Inspect URL tool also allows you to view the fully rendered ...
John Mueller Oct 29, 2020
★★ Does alternative text for images really enhance SEO?
The alternative text for images is mainly used for image search (Google Images) and for accessibility. It should describe what's visible in the image, not necessarily repeat the product description....
John Mueller Oct 29, 2020
★★★ Are 307 HSTS redirections really invisible to SEO?
The 307 redirections you see in Chrome with HSTS aren't actually present on the server. Chrome displays a 307 result code to clearly indicate that an HSTS redirection has occurred, but this is just a ...
John Mueller Oct 28, 2020
★★★ How can you create effective product pages that truly impress Google?
You need to create pages on the site that explain the products for sale, called Product Detail Pages (PDP). These pages must include high-quality images with a neutral or transparent background from v...
Daniel Waisberg Oct 20, 2020
★★★ Why have product structured data become essential for ranking in e-commerce?
Adding product structured data to detailed pages allows Google to provide enriched search and image results. If the markup is correctly implemented, users can see the price, availability, and review r...
Daniel Waisberg Oct 20, 2020
★★★ How does alternating between noindex and index jeopardize your crawl budget?
Frequently alternating between noindex and index on pages disrupts Google. Pages with prolonged noindex are treated as 404s and crawled less frequently, making sitemap signals ineffective....
John Mueller Oct 16, 2020
★★★ Is alternating between index and noindex really dooming your pages to Google's oblivion?
If pages alternate between index and noindex, Google will eventually treat them as 404 pages and crawl them less frequently, regardless of submissions in the sitemap. This fluctuation is counterproduc...
John Mueller Oct 16, 2020
★★ Should you really use data-nosnippet to control your search snippets?
It is acceptable to use the data-nosnippet attribute to exclude certain parts of a page from search snippets. Lazy-loading is also a valid option for content that is intended solely for users....
John Mueller Oct 16, 2020
★★ Can you really use lazy loading and data-nosnippet to control what Google displays in the SERPs?
Using lazy loading or the data-nosnippet attribute to exclude certain parts of a page from search snippets is perfectly acceptable. However, unverified reviews should not be used in structured data....
John Mueller Oct 16, 2020
★★★ Can lazy hydration really harm your crawl budget?
Lazy hydration can be beneficial for user experience and interactivity time. However, if it causes issues or if the content does not appear in the rendered HTML during testing, then lazy hydration doe...
Martin Splitt Oct 15, 2020
★★ Can a minor redesign really trigger a Page Layout penalty?
A minor redesign would not trigger a reevaluation of the layout (page layout). If a video with an ad is at the top of the page, Google should recognize it as a video landing page rather than assuming ...
John Mueller Oct 15, 2020
★★ Why does Google ignore your images during rendering for indexing?
Google often skips loading images during rendering because they are not necessary for most of the indexing process. The image index is a separate entity. This is why some images may appear as unavaila...
Martin Splitt Oct 15, 2020
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