https://examrighthand.com/blog/How-to-create-an-seo-boosting-xml-sitemap.html
So, what will happen if you use an xml sitemap?
Search engines use crawlers to index information on web. These crawlers can read all information of websites. XML sitemap helps crawlers to understand the website and its web pages, so that crawlers can index all pages to search engines. After successfully indexing your web pages, website rank in search result will be improved.
Here, you have to submit xml sitemaps to search webmaster tools to boost seo score. What are search webmasters and how to submit xml sitemaps to search webmasters? We will discuss later.
Overall, you have understood that website is like a building and its rooms are web pages. Its blueprint is sitemap which helps inspector which is here crawler to inspect building or website.