One example is, a hook enables you to include an image on the header or display a product in the footer in the site. Improve the indexing of your Prestashop urls in Google. This module AUTOMATICALLY adds, without the need for virtually any handbook configuration, the "canonical" and "hreflang" tags https://livebookmarking.com/story19183918/5-simple-statements-about-prestashop-canonical-url-explained