Let’s create Header Navigation first and after that, we will set up the navigation in the theme pages.
To create Header Navigation, go to Settings.

On the side navigation bar, scroll down to Marketing > Navigation.

Select the dropdown menu, add click +Add menu.

Input your desired name, and click the “Create Menu” button:

Here you can add items for your Header Navigation. You can also see the available settings on each item in the Actions dropdown:
