Use Google XML Sitemaps to greatly improve SEO to create special XML sitemaps which will help search engines like Google, Bing, Yahoo and Ask.com to better index your site.
With such a sitemap, it’s much easier for the crawlers to see the complete structure of your site and retrieve it more efficiently. The plugin supports all kinds of WordPress generated pages as well as custom URLs. Additionally, it notifies all major search engines every time you create a post about the new content.
Supported for over 9 years and rated as the best WordPress plugin, it will do exactly what it’s supposed to do – providing a complete XML sitemap for search engines. It will not break your site, slow it down or annoy you. Guaranteed!
Build and submit a sitemap:
Decide which pages on your site should be crawled by Google, and determine the canonical version of each page.
Decide which sitemap format you want to use. You can create your sitemap manually or choose from a number of third-party tools to generate your sitemap for you.
Make your sitemap available to Google by adding it to your robots.txt file or directly submitting it to Search Console.