When I enable the navigation search in the primary menu, it has the question mark but when I use it – it doesn’t work and it turns into a red X. Thanks, Jana
by default the Search floats over the Navigation – if you set its colors in Customizer > Colors > Priamry Nav and give it background color you should see it.
You can also add this CSS if you want to move the search field below the nav and keep it the width of the Nav: