Next, it is time to take a look at how we add new pages and menus to our website. It is a good idea to lay out your ideas ahead of time, and decide what pages you need and how the menu structure for your website should look. I personally believe that it is better to start out simple and add additional complexity as you go. Still, there are some pages you will already know that you must have on your website, so you may as well go ahead and add them.

From Odoo's top menu, use the New menu to add menus and pages, or the edit pages to make changes to an existing page: