Configuring Google XML Sitemaps
Configuring Google XML Sitemaps, explanation of the settings and options
10. Post priority > Choose for the one which comes closest to your website
11. Check the first 3 boxes, and you might want to check the categories as well if you've paid attention to them.
12. Highly recommended to leave this box checked
13. Exclude category > It's possible you do not want a category in your sitemap. Do you want to rank with a category?
Be sure that you've checked the boxes for this on your sitemap and on your SEO all in one.
14. Exclude individual posts or pages
If you have pages that are blocked by robots or are behind a password-protected area, do not include those pages in the sitemap.