Select the correct image format

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There are software that rewrite the internal code of an image file so that it can take up less space without losing sharpness . If you don't have the possibility of using Photoshop, don't worry, there are free and very intuitive online sites like Pixlr or Compressor.io .

Usually, there are three types of images published on the web and they must be chosen carefully:

WebP : is a compressed image format specifically for belarus whatsapp number database use on the web developed by Google. It is a format created to optimize the loading of images on web pages and therefore make the site faster.
JPG : This is considered the standard format for photos and graphics on the web. This is because the quality/compression ratio is the best.
PNG : It does not deteriorate over time with saving, as happens with JPEG. At the same time, however, this format tends to correspond to a larger file size. Therefore, it is recommended for simple decorative images, with small dimensions (PNG-8).
GIF : This is the best format for animations or small images, with few colors and very simple elements.
Use an Image Sitemap
To speed up indexing in order to optimize the visual content of your e-commerce, also pay attention to the Sitemap . These are digital maps that help Google discover important elements of a site. The XML format is dedicated to images and allows you to insert specific information, helping your presence in the SERP. In fact, it favors the indexing of any photos in JavaScript format or not accessible to the spider for various reasons.