To create Navigation Menu please follow the steps above:
- In your Wordpress dashboard from left sidebar go to "Appearance > Menus"
- In Edit menus tab click to create a new menu link.
- Give the navigation menu some name e.q. "Main menu" and click "Create menu" button
- Add pages, posts, custom links etc. from left sidebar by checking necessary links and clicking "Add to menu" button
- In "Menu Settings" choose whether or not add new top-level pages to this menu automatically and set Theme location checkbox (e.q. "Primary Menu" )
- Click to "Save menu" button