Installation : Stage one: Upload the module zip file from the back-office Module & Services menu tab. Module Manager spot using the upload button. Following productive installation module menu link will seem within the remaining menu or the highest menu inside the back-office more place. Phase 2: Install the module https://www.presta-addons-modules.com/es/prestashop-live-chat-support-with-zopim-zendesk-chat.html