Menus serve a very important role for any website's ease of navigation and helping readers find things. A classic website menu is one displayed near the top of the page, listing individual sub-pages that are part of the website. Those very often are pages like About, Contact, and so on. Under the hood, menus are just simple lists of links that point to different areas within your website.
It just so happens that WordPress handles menus in a very user-friendly way. As of WordPress 3.0, custom menus are now available within the wp-admin. This wasn't always the case, but these days, all modern themes support custom menus, and so does the default theme: Twenty Seventeen.
The Custom Menus feature lets you create menus with links to pages, category archives, and even arbitrary links to any URL (which also allows you to link to your individual posts). Then you can place...