diff --git a/ios-app/in-app-browser-ios/ViewController.swift b/ios-app/in-app-browser-ios/ViewController.swift
index db1fc32..5ccaeb1 100644
--- a/ios-app/in-app-browser-ios/ViewController.swift
+++ b/ios-app/in-app-browser-ios/ViewController.swift
@@ -12,7 +12,8 @@ import AuthenticationServices
 import SafariServices
 
 
-class ViewController: UIViewController, WKNavigationDelegate, WKUIDelegate {
+class ViewController: UIViewController, WKNavigationDelegate, WKUIDelegate, WKScriptMessageHandler {
+
     
     private let OBSERVER_NAME = "appInterface"
     private var webView: WKWebView!
@@ -29,7 +30,7 @@ class ViewController: UIViewController, WKNavigationDelegate, WKUIDelegate {
         self.createNotifications()
         
         // the url of your web app
-        let url = URL(string: "http://localhost:3000?integrationContext=InAppBrowser&urlScheme=in-app-browser-ios")!
+        let url = URL(string: "http://localhost:3000?integrationContext=InAppBrowserNotify&urlScheme=in-app-browser-ios")!
         let reqApp = URLRequest(url: url);
 
         self.webView = WKWebView(
@@ -47,27 +48,21 @@ class ViewController: UIViewController, WKNavigationDelegate, WKUIDelegate {
         let userController = WKUserContentController()
         let configuration = WKWebViewConfiguration()
         let wkPreferences = WKPreferences()
-        wkPreferences.javaScriptCanOpenWindowsAutomatically = true
+        userController.add(self, name: OBSERVER_NAME)
         configuration.preferences = wkPreferences
         configuration.userContentController = userController
         return configuration
     }
     
-    func webView(_ webView: WKWebView, createWebViewWith configuration: WKWebViewConfiguration, for navigationAction: WKNavigationAction, windowFeatures: WKWindowFeatures) -> WKWebView? {
-
-        if navigationAction.targetFrame == nil, let url = navigationAction.request.url {
-          if url.description.lowercased().range(of: "/oauth/login") != nil {
-
-              if #available(iOS 13, *) {
-                  self.buildASWebAuthenticationSession(url: url, callbackURL: "in-app-browser-ios")
-
-              } else {
-                  // handle iOS =<12 with SFAuthenticationSession
-              }
-          }
+    func userContentController(_ userContentController: WKUserContentController, didReceive message: WKScriptMessage) {
+        if let data = message.body as? [String : String],
+           let url = URL(string: data["url"]!) {
+            if #available(iOS 13, *) {
+                self.buildASWebAuthenticationSession(url: url, callbackURL: "in-app-browser-ios")
+            } else {
+                // handle iOS =<12 with SFAuthenticationSession
+            }
         }
-
-        return nil
     }
     
     private func buildASWebAuthenticationSession(url: URL, callbackURL: String){
diff --git a/react-web-app/src/App.js b/react-web-app/src/App.js
index 378295d..4eb353f 100644
--- a/react-web-app/src/App.js
+++ b/react-web-app/src/App.js
@@ -1,3 +1,4 @@
+import { useEffect } from 'react';
 import PayCard from './PayCard';
 
 const ACCESS_ID = process.env.REACT_APP_TRUSTLY_ACCESS_ID;
@@ -13,6 +14,20 @@ function App() {
     widgetContainerId: "widget"
   };
 
+  useEffect(() => {
+    window.Trustly.addPanelListener((command, obj) => {
+      switch(command) {
+        case "message":
+          if (obj.type === "PayWithMyBank.OpenExternalBrowser") {
+            //open inAppBrowser
+            window.webkit.messageHandlers.appInterface.postMessage({ url: obj.url });
+          }
+          break;
+        default:;
+      }
+    })
+  }, [])
+
   const returnEstablishData = () => {
     let lightboxRedirectURL = serverURL ? serverURL : "#";
     let data = {
@@ -24,8 +39,15 @@ function App() {
       paymentType: 'Retrieval',
       returnUrl: `${lightboxRedirectURL}/return`,
       cancelUrl: `${lightboxRedirectURL}/cancel`,
-      metadata: {}  
+      customer: {
+        name: 'John smith',
+        address: {
+          country: 'US'
+        },
+      },
+      metadata: {}
     };
+
     // check query params for mobile
     if (params.get("integrationContext") && params.get("urlScheme")) {
 			if (!data.metadata) data.metadata = {};
diff --git a/react-web-app/src/index.js b/react-web-app/src/index.js
index d563c0f..7e22409 100644
--- a/react-web-app/src/index.js
+++ b/react-web-app/src/index.js
@@ -6,9 +6,7 @@ import reportWebVitals from './reportWebVitals';
 
 const root = ReactDOM.createRoot(document.getElementById('root'));
 root.render(
-  <React.StrictMode>
-    <App />
-  </React.StrictMode>
+  <App />
 );
 
 // If you want to start measuring performance in your app, pass a function