Menu above built with this plugin including Mega Menu.

How do I use the Responsive Menu as my Menu Menu?

When your site is visited on every screen size, how do you make sure that only the Responsive Menu is showing?

For this we will need to edit the following 2 settings:

CSS of Menu To Hide

This is explained further in the page titled How Do I Hide The Original Menu? but you basically need to find the class or ID of your original menu containing element and place that in the Original Menu to Hide option above.

This combined with the high Breakpoint value as specified above will mean that only the Responsive Menu is ever showing on your site.

From the FAQ

Hiding the Menu on Specific Pages
Setup a Desktop Menu
Using as your Main Menu
Hide the Theme Menu
Menu Not Showing