1, First, install the “OT Mega Menu” plugin for your theme. You can download the plugin here: Mega Menu

2, Import Mega Menu Demo Content, download and extract to a folder and find mega-menu.json file here: mega-menu-demo.zip

3, At level 1 menu item, click the arrow on the right of the item to reveal additional configuration options. Click the “Settings” button to start the mega menu builder. ( Note: You can only build mega menu at level 1 menu item)

Note: Mega menu is only visible on desktop devices, not on mobile devices.