Phase one: Upload the module zip file from the back again-Office environment Module & Services menu tab. Module Supervisor space using the add button. Following the thriving set up module menu, the connection will look inside the left menu or major menu while in the back again-Place of work spot. https://www.presta-addons-modules.com/en/free-modules/prestashop-popup-on-exit-page-on-browser-tab-close-event.html