Sitemap XML is a map of your website that tells search engines where your pages are on your site, and how recently they've been modified. You need one on your site ASAP!
What are the WordPress page visibility options, what do they do, and how do I use them.
Gutenberg is WordPress's first page editor that allows you to edit and move areas of content on the page, instead of being forced into one large text area.
Improve your website and rank better in search engines