There is possible to display any sidebar as mega menu on any menu item. It's about a few clicks.

Follow steps:

  1. Add a new custom sidebar from within Theme Panel > Layout > Sidebar.

  2. Go to Appearance > Widgets and drop some widgets on that sidebar.

  3. Go to Appearance > Menus and attach that sidebar to preferable menu item.

  4. Save menu. Done.
Strict Themes