2. Navigation Menus
There are 3 navigation menu locations in the theme, the first one is Top Bar and is located in the top part of the header area, the second one is Primary and is located just below the logo, the third one is Footer and is located at the bottom of the footer.
Creating menus and applying them to the locations is standard WordPress usage and if you've used WordPress before you won't run into any issues. But if you're not quite familiar with WordPress and how navigation menus work, here are some resources to help you out: