How to submit the sitemap to Google, Bing, and Yandex search consoles of your custom domain blogger? by adding your blogger sitemap in Search Consoles your site going to visible in search engines and open to the public.
Setting custom robots header tags into a blogger blog is another way to blogger SEO optimization.
arch Engine Optimization for Blogger (SEO for Blogger) is very important for bloggers as well as web sites owners. By Search Engine Optimization for blogger including your blog posts, That will help Rank Your Site In Google and other search engines and to more visible your blogger to peoples who are looking for keywords associated with your details via search engines like Google, Yahoo, Bing.