How to Hide WooCommerce Product Filter by WooBeWoo Admin Menus

function plt_hide_woo_product_filter_menus() {
	//Hide "Woo Product Filter".
	remove_menu_page('wpf-filters');
	//Hide "Woo Product Filter →".
	remove_submenu_page('wpf-filters', 'wpf-filters');
	//Hide "Woo Product Filter → Add New Filter".
	remove_submenu_page('wpf-filters', 'admin.php?page=wpf-filters&tab=woofilters#wpfadd');
	//Hide "Woo Product Filter → Show All Filters".
	remove_submenu_page('wpf-filters', 'admin.php?page=wpf-filters&tab=woofilters');
	//Hide "Woo Product Filter → Settings".
	remove_submenu_page('wpf-filters', 'admin.php?page=wpf-filters&tab=settings');
}

add_action('admin_menu', 'plt_hide_woo_product_filter_menus', 11);

Where do I put this code?