schema
Schema validator https://validator.schema.org/ Google Rich test https://search.google.com/test/rich-results
Fix Canonical URL using .htaccess
When you host a web site, many web hosting providers allow your web site access using multiple urls like yourdomain.com,
robots.txt
When you make a copy of your site for development/testing purpose, you don’t need search engines index your site as
SEO
Keyword Research Tools robots.txt https://search.google.com/test/rich-results – check if your site support schema. https://learningseo.io – Free SEO Tutorials. https://quillbot.com – paraphrasing