Edit file File name : module.php Content :<?php namespace ElementorPro\Modules\ThemeElements; use ElementorPro\Base\Module_Base; if ( ! defined( 'ABSPATH' ) ) { exit; // Exit if accessed directly } class Module extends Module_Base { const SOURCE_TYPE_CURRENT_POST = 'current_post'; const SOURCE_TYPE_CUSTOM = 'custom'; public function get_name() { return 'theme-elements'; } public function get_widgets() { $widgets = [ 'Search_Form', 'Author_Box', 'Post_Comments', 'Post_Navigation', 'Post_Info', 'Sitemap', ]; if ( $this->is_yoast_seo_active() ) { $widgets[] = 'Breadcrumbs'; } return $widgets; } public function is_yoast_seo_active() { return function_exists( 'yoast_breadcrumb' ); } } Save