The module automatically adds a default canonical url to your solution, group, CMS pages only. By default, the module uses the current url in the web page as being the default canonical url. The JS redirect sounds like a bit of a messy situation, but to answer your question: Should https://www.presta-addons-modules.com/en/seo/prestashop-seo-automatic-google-rich-snippets-json-ld-opengraph-twitter-tags-schemaorg.html