Putting together the module, State-of-the-art Search engine marketing If you have State-of-the-art expertise in SEO you can use the following alternatives to enhance the sources of the page. Otherwise, we suggest that you skip the area. Canonical on Index: Permits you to insert the "canonical" tag on the main page https://www.presta-addons-modules.com/en/free-modules/prestashop-popup-on-exit-page-on-browser-tab-close-event.html