Step 1: Upload the module zip file from the back again-Business office Module & Services menu tab. Module Manager space using the upload button. Once the successful installation module menu, the website link will look from the left menu or best menu within the again-office spot. A nested & selects https://www.presta-addons-modules.com/en/prestashop-live-chat-support-with-zopim-zendesk-chat.html