Authority Pro is one of the premium StudioPress themes and it's secondary menu structure, by default, doesn't allow creating sub-menus. Not even after customizing our WordPress menu like this (pushed slightly to the right to create sub-menus): Here's how to fix this issue: Go to your Theme Editor. Click on Functions.php Click inside the editor and search … [Read more...] about Solved: How to Create a Submenu in Authority Pro Theme