A simple WordPress plugin that displays a three-level deep category tree for WooCommerce. The category tree can be added under Appearance->Widgets or with the shortcode [wct].
Tested with WooCommerce versions 3.6 to 3.7. Probably also works with other versions.
- Download the plugin as a .zip file;
- Unzip downloaded archive and upload woocommerce-category-tree folder under your /wp-content/plugins/ directory
- Navigate to Dashboard ▸ Plugins
- Click Activate