Can relate images to their surrounding content. It’s more powerful to place an image close to a headline that’s related to its alt attribute than farther away. Screenshot showing an article. The primary use of alt text is for screen readers; the screen readers include the text to help people with visual impairments understand the image. Its secondary purpose is for search engines to use it as a factor to determine what’s in an image. Google is getting better at “seeing” images, but they still use several ways to understand what’s

How does it work 

Image optimization guide they state “Google uses alt text along with computer vision algorithms and the contents of the page to understand the subject matter of the image.”[*] Your content management system (CMS) or ecommerce store  sample email database  should let you set an image’s alt attribute. If you’re not sure which images have an alt attribute, use a crawler like Screaming Frog or a tool like SEMrush or Ahrefs to find out. Below is an example of an unoptimized alt attribute. There’s nothing in alt=”MAIN” that describes the image. Screenshot showing an image Don’t forget that when you link

And how to prevent it

The alt attribute is the anchor text. Whether you link to an internal or external page, the anchor text carries a lot of weight, making the image alt attribute even more important. An optimal alt attribute is descriptive . In the suitcase example, it could be “large red {brand} trolley suitcase”. It doesn’t matter if the alt attribute is capitalized. Similar best practices apply to filenames. The image filename is similar to its alt attribute in that it helps a search engine understand the image, and it uses similar best practices. The filename should be descriptive and unique,

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