I’ve a custom post type that I manage with a custom taxonomy.
I’ve made a template: taxonomy-brand.php, to show the top level categories of the taxonomy.
Now I’d need to show the subcategories of each of these, in another different template.
I guess that it’s possible to use the template_include filter, but I can’t implement precisely and which condition to evaluate
Read more here:: Specific template for subcategory of custom taxomy