installed plugin Easy Digital Downloads version 3.1.0.3

wp-content/plugins/easy-digital-downloads/includes/gateways/paypal/admin/scripts.php

@@ -0,0 +1,38 @@
+<?php
+/**
+ * PayPal Commerce Admin Scripts
+ *
+ * @package   easy-digital-downloads
+ * @copyright Copyright (c) 2021, Sandhills Development, LLC
+ * @license   GPL2+
+ * @since     2.11
+ */
+
+namespace EDD\Gateways\PayPal\Admin;
+
+/**
+ * Enqueue PayPal connect admin JS.
+ *
+ * @since 2.11
+ */
+function enqueue_connect_scripts() {
+	if ( edd_is_admin_page( 'settings' ) && isset( $_GET['section'] ) && 'paypal_commerce' === $_GET['section'] ) {
+		\EDD\Gateways\PayPal\maybe_enqueue_polyfills();
+
+		$subdomain = edd_is_test_mode() ? 'sandbox.' : '';
+
+		wp_enqueue_script(
+			'sandhills-paypal-partner-js',
+			'https://www.' . $subdomain . 'paypal.com/webapps/merchantboarding/js/lib/lightbox/partner.js',
+			array(),
+			null,
+			true
+		);
+
+		wp_localize_script( 'edd-admin-settings', 'eddPayPalConnectVars', array(
+			'defaultError' => esc_html__( 'An unexpected error occurred. Please refresh the page and try again.', 'easy-digital-downloads' )
+		) );
+	}
+}
+
+add_action( 'admin_enqueue_scripts', __NAMESPACE__ . '\enqueue_connect_scripts' );