After you have configure and settup your site, now you ready to write content and article for your blog post or page.
You can visit on backend admin panel area, then visit manage - categories, and insert all categories fot grouping article content. after that now you can write post, just visit on +New content and insert your title ,and write article in here.
Don't forget to click options menu on top form article, and you can insert meta tag description , tags,upload cover and other with you needed. save it for update your website.