The Sitemap node should be placed directly under your Site node.
Once added it will generate sitemap on url found in the info tab of the Sitemap node.
Add the following line to your Robots.txt file to help crawlers find the sitemap
Add multiple Sitemap links for multilingual sites.
In the SEO section of any page you will find some settings for Sitemap
Tell web crawlers to not index this page. Also removes this page from the sitemap
The priority of this page relative to other pages on your site. Default is 0.5
How frequently the page is likely to change. This value provides general information to search engines and may not correlate exactly to how often they crawl the page.