Image descriptions are a little-known SEO feature for product pages, but accurate descriptions are a surefire way to increase the visibility of your ecommerce business on search engines.
Information: https://addons.prestashop.com/ru/seo-natural-search-engine-optimization/26877-seo-image.html
The SEO Image (Alt Tag) module automates the creation of ALT tags for product images and creates quality content to improve your site's page rank.