diff --git a/app-release.apk b/app-release.apk
index 6f35b8a..f94c6b9 100644
Binary files a/app-release.apk and b/app-release.apk differ
diff --git a/lib/l10n/app_de.arb b/lib/l10n/app_de.arb
index efe1024..fe09b0d 100644
--- a/lib/l10n/app_de.arb
+++ b/lib/l10n/app_de.arb
@@ -98,5 +98,7 @@
     "sendagain": "Nochmal senden",
     "successful": "Erfolgreich",
     "back": "Zurück",
-    "loading": "Lädt"
+    "loading": "Lädt",
+    "test": "Test",
+    "notest": "Kein Test"
 }
\ No newline at end of file
diff --git a/lib/l10n/app_en.arb b/lib/l10n/app_en.arb
index 01defac..b8795fa 100644
--- a/lib/l10n/app_en.arb
+++ b/lib/l10n/app_en.arb
@@ -477,6 +477,16 @@
     "loading": "Loading",
     "@loading": {
         "description": "just Loading"
+    },
+
+    "test": "Test",
+    "@test": {
+        "description": "test"
+    },
+
+    "notest": "No Test",
+    "@notest": {
+        "description": "no test"
     }
 
 }
\ No newline at end of file
diff --git a/lib/other/intro_screen.dart b/lib/other/intro_screen.dart
index ac6b308..9f3e6e2 100644
--- a/lib/other/intro_screen.dart
+++ b/lib/other/intro_screen.dart
@@ -1,7 +1,10 @@
 import 'package:flutter/material.dart';
+import 'package:flutter/widgets.dart';
 import 'package:shared_preferences/shared_preferences.dart';
 import 'package:flutter_gen/gen_l10n/app_localizations.dart';
 
+
+
 class IntroScreen extends StatefulWidget {
   const IntroScreen({super.key});
 
@@ -14,6 +17,8 @@ class _IntroScreenState extends State<IntroScreen> {
   TextEditingController bLandC = TextEditingController();
   TextEditingController apiAddress = TextEditingController();
 
+  String selectedApiAddress = "Test";
+
   Future<void> _saveData() async {
     SharedPreferences prefs = await SharedPreferences.getInstance();
     await prefs.setString('addresse1', addresse1C.text);
@@ -143,10 +148,37 @@ class _IntroScreenState extends State<IntroScreen> {
                   const SizedBox(
                     height: 15,
                   ),
-                  TextField(
-                    decoration: InputDecoration(
-                        hintText: AppLocalizations.of(context)!.apiaddress),
-                    controller: apiAddress,
+                  Row(
+                    children: [
+                      Expanded(
+                        flex: 4,
+                        child: TextField(
+                          decoration: InputDecoration(
+                              hintText: AppLocalizations.of(context)!.apiaddress),
+                          controller: apiAddress,
+                        ),
+                      ),
+                      Expanded(
+                        flex: 1,
+                        child: PopupMenuButton(
+                          icon: const Icon(Icons.arrow_drop_down),
+                          initialValue: selectedApiAddress,
+                          onSelected: (value) {
+                            setState(() {
+                              selectedApiAddress = value; 
+                              apiAddress.text = selectedApiAddress;
+                            });
+                          },
+                          itemBuilder: (context) => <PopupMenuEntry>[
+                            PopupMenuItem(
+                              value: "http://192.168.1.106/www.dbb-wolf.de/data/app24.php",
+                              child: Text( AppLocalizations.of(context)!.test)),
+                            PopupMenuItem(
+                              value: "https://data.dbb-wolf.de/app24.php",
+                              child: Text( AppLocalizations.of(context)!.notest))
+                          ],
+                        ))
+                    ],
                   )
                 ],
               ),