This option is available only for the “Taxonomy” type of field. We will show how to do it for Make and Model (e.g. BMW > M4)
Please edit field that will be child – in this example Model (taxonomy):
Set Parent Field
Now you can assign Models to Makes
or when you edit option
This way you connect Makes and Models and it will works like this on your Front-end Panel Submit Vehicle Page
and on the search forms:
Please consider on all search forms you can disable Child Field until Parent Field is selected e.g.