diff --git a/lib/src/proxmox_lister/proxmox_lister_list_view.dart b/lib/src/proxmox_lister/proxmox_lister_list_view.dart
index 325c527..c0f927c 100644
--- a/lib/src/proxmox_lister/proxmox_lister_list_view.dart
+++ b/lib/src/proxmox_lister/proxmox_lister_list_view.dart
@@ -44,10 +44,27 @@ class _ProxmoxListerState extends State<ProxmoxListerView> {
 
   Future<ProxmoxNodeMap> getVms() async {
     await settings.loadSettings();
+    final protocol = settings.get("protocol", 'https://');
+    final hostname = settings.get("hostname", "");
+    final username = settings.get("username", "");
+    final password = settings.get("password", "");
+    var port = settings.get("port", 0);
+
+    if (hostname.isEmpty) return {};
+    if (port == 0) {
+      if (settings.get("protocol", 'https://') == 'https://') {
+        port = 443;
+      } else {
+        port = 80;
+      }
+    }
+
     _service = ProxmoxWebService(
-      hostname: settings.hostname,
-      username: settings.username,
-      password: settings.password,
+      protocol: protocol,
+      hostname: hostname,
+      port: port,
+      username: username,
+      password: password,
     );
     final success = await _service.authenticate();
     if (!success) {
diff --git a/lib/src/proxmox_webservice/service.dart b/lib/src/proxmox_webservice/service.dart
index d2c3e9f..39b37bc 100644
--- a/lib/src/proxmox_webservice/service.dart
+++ b/lib/src/proxmox_webservice/service.dart
@@ -6,12 +6,16 @@ import 'model.dart';
 
 class ProxmoxWebService {
   ProxmoxWebService({
-    this.hostname = "",
-    this.username = "",
-    this.password = "",
+    required this.protocol,
+    required this.hostname,
+    required this.port,
+    required this.username,
+    required this.password,
   });
 
+  final String protocol;
   final String hostname;
+  final int port;
   final String username;
   final String password;
 
diff --git a/lib/src/settings/settings_controller.dart b/lib/src/settings/settings_controller.dart
index f29a34f..1919181 100644
--- a/lib/src/settings/settings_controller.dart
+++ b/lib/src/settings/settings_controller.dart
@@ -1,5 +1,4 @@
 import 'package:flutter/material.dart';
-import 'package:pi_dashboard/logger.dart';
 
 import 'settings_service.dart';
 
@@ -9,48 +8,50 @@ import 'settings_service.dart';
 /// Controllers glue Data Services to Flutter Widgets. The SettingsController
 /// uses the SettingsService to store and retrieve user settings.
 class SettingsController with ChangeNotifier {
-  SettingsController(this._settingsService);
+  SettingsController(
+    this._settingsService,
+  )   : _stringOpts = {},
+        _boolOpts = {},
+        _intOpts = {};
 
   final SettingsService _settingsService;
 
   Future<void> loadSettings() async {
     _themeMode = await _settingsService.themeMode();
-    _hostname = await _settingsService.keyStr("hostname");
-    _username = await _settingsService.keyStr("username");
-    _password = await _settingsService.keyStr("password");
+    _stringOpts["protocol"] = await _settingsService.get<String>("protocol");
+    _stringOpts["hostname"] = await _settingsService.get("hostname");
+    _intOpts["port"] = await _settingsService.get("port");
+    _stringOpts["username"] = await _settingsService.get("username");
+    _stringOpts["password"] = await _settingsService.get("password");
+    _boolOpts["lockApp"] = await _settingsService.get("lockApp");
     // Important! Inform listeners a change has occurred.
     notifyListeners();
   }
 
   late ThemeMode _themeMode;
   ThemeMode get themeMode => _themeMode;
-  late String _hostname;
-  String get hostname => _hostname;
-  late String _username;
-  String get username => _username;
-  late String _password;
-  String get password => _password;
+  final Map<String, String?> _stringOpts;
+  final Map<String, bool?> _boolOpts;
+  final Map<String, int?> _intOpts;
 
-  Future<void> _setKey(String key, String value) async {
+  Future<void> set<T>(String key, T? value) async {
+    if (value == null) return;
+    await _settingsService.set(key, value);
     notifyListeners();
-    await _settingsService.setKeyStr(key, value);
   }
 
-  Future<void> setHostname(String newHostname) async {
-    _hostname = newHostname;
-    await _setKey("hostname", hostname);
-    Log().debug("Hostname update: $hostname");
-  }
-  Future<void> setUsername(String newUsername) async {
-    _username = newUsername;
-    await _setKey("username", username);
-    Log().debug("username update: $username");
-  }
-  Future<void> setPassword(String newPassword) async {
-    _password = newPassword;
-    await _setKey("password", password);
-    Log().debug("password update");
+  T get<T>(String key, T default_) {
+    if (T is String) {
+      return _stringOpts.containsKey(key) ? _stringOpts[key] as T : default_;
+    } else if (T is bool) {
+      return _boolOpts.containsKey(key) ? _boolOpts[key] as T : default_;
+    } else if (T is int) {
+      return _intOpts.containsKey(key) ? _intOpts[key] as T : default_;
+    } else {
+      throw Exception("this type is not implemented");
+    }
   }
+
   /// Update and persist the ThemeMode based on the user's selection.
   Future<void> updateThemeMode(ThemeMode? newThemeMode) async {
     if (newThemeMode == null) return;
diff --git a/lib/src/settings/settings_service.dart b/lib/src/settings/settings_service.dart
index 155348e..717d838 100644
--- a/lib/src/settings/settings_service.dart
+++ b/lib/src/settings/settings_service.dart
@@ -22,14 +22,30 @@ class SettingsService {
     prefs.setInt("theme", theme.index);
   }
 
-  Future<String> keyStr(String key) async {
+  Future<T?> get<T>(String key) async {
     final SharedPreferences prefs = await SharedPreferences.getInstance();
-    final res = prefs.getString(key);
-    if (res == null) return "";
+    T? res;
+
+    if (T == String) {
+      res = prefs.getString(key) as T?;
+    } else if (T == bool) {
+      res = prefs.getBool(key) as T?;
+    } else if (T == int) {
+      res = prefs.getInt(key) as T?;
+    } else {
+      res = null as T?;
+    }
     return res;
   }
-  Future<void> setKeyStr(String key, String value) async {
+
+  Future<void> set<T>(String k, T v) async {
     final SharedPreferences prefs = await SharedPreferences.getInstance();
-    await prefs.setString(key, value);
+    if (T is String) {
+      await prefs.setString(k, v as String);
+    } else if (T is bool) {
+      await prefs.setBool(k, v as bool);
+    } else if (T is int) {
+      await prefs.setInt(k, v as int);
+    }
   }
 }
diff --git a/lib/src/settings/settings_view.dart b/lib/src/settings/settings_view.dart
index b272ad9..2b1d42b 100644
--- a/lib/src/settings/settings_view.dart
+++ b/lib/src/settings/settings_view.dart
@@ -20,57 +20,96 @@ class SettingsView extends StatelessWidget {
         title: const Text('Settings'),
       ),
       body: Padding(
-          padding: const EdgeInsets.all(16),
-          child: Column(
+        padding: const EdgeInsets.all(16),
+        child: Column(
           children: [
-              DropdownButton<ThemeMode>(
-                value: controller.themeMode,
-                onChanged: controller.updateThemeMode,
-                items: const [
-                  DropdownMenuItem(
-                    value: ThemeMode.system,
-                    child: Text('System Theme'),
-                  ),
-                  DropdownMenuItem(
-                    value: ThemeMode.light,
-                    child: Text('Light Theme'),
-                  ),
-                  DropdownMenuItem(
-                    value: ThemeMode.dark,
-                    child: Text('Dark Theme'),
-                  )
-                ],
-              ),
-              TextFormField(
-                decoration: const InputDecoration(
-                  border: UnderlineInputBorder(),
-                  labelText: "Hostname",
-                ),
-                initialValue: controller.hostname,
-                onChanged: controller.setHostname,
-              ),
-              TextFormField(
-                decoration: const InputDecoration(
-                  border: UnderlineInputBorder(),
-                  labelText: "Username",
-                ),
-                initialValue: controller.username,
-                onChanged: controller.setUsername,
-              ),
-              TextFormField(
-                decoration: const InputDecoration(
-                  border: UnderlineInputBorder(),
-                  labelText: "Password",
-                ),
-                obscureText: true,
-                enableSuggestions: false,
-                autocorrect: false,
-                initialValue: controller.password,
-                onChanged: controller.setPassword,
-              ),
-            ],
+            themeSelector(),
+            ...hostSelector(),
+            ...loginForm(),
+          ],
         ),
       ),
     );
   }
+
+  Widget themeSelector() {
+    return DropdownButton<ThemeMode>(
+      value: controller.themeMode,
+      onChanged: controller.updateThemeMode,
+      items: const [
+        DropdownMenuItem(
+          value: ThemeMode.system,
+          child: Text('System Theme'),
+        ),
+        DropdownMenuItem(
+          value: ThemeMode.light,
+          child: Text('Light Theme'),
+        ),
+        DropdownMenuItem(
+          value: ThemeMode.dark,
+          child: Text('Dark Theme'),
+        )
+      ],
+    );
+  }
+
+  List<Widget> hostSelector() {
+    return [
+      DropdownButton<String?>(
+        value: controller.get('protocol', 'https://'),
+        onChanged: (v) => controller.set('protocol', v),
+        items: const [
+          DropdownMenuItem(
+            value: 'https://',
+            child: Text('https://'),
+          ),
+          DropdownMenuItem(
+            value: 'http://',
+            child: Text('http://'),
+          )
+        ],
+      ),
+      TextFormField(
+        decoration: const InputDecoration(
+          border: UnderlineInputBorder(),
+          labelText: "Hostname",
+        ),
+        initialValue: controller.get('hostname', ''),
+        onChanged: (v) => controller.set('hostname', v),
+      ),
+      TextFormField(
+        decoration: const InputDecoration(
+          border: UnderlineInputBorder(),
+          labelText: "Port",
+        ),
+        keyboardType: TextInputType.number,
+        initialValue: controller.get("port", 0).toString(),
+        onChanged: (v) => controller.set('port', int.parse(v)),
+      ),
+    ];
+  }
+
+  List<Widget> loginForm() {
+    return [
+      TextFormField(
+        decoration: const InputDecoration(
+          border: UnderlineInputBorder(),
+          labelText: "Username",
+        ),
+        initialValue: controller.get('username', ''),
+        onChanged: (v) => controller.set('username', v),
+      ),
+      TextFormField(
+        decoration: const InputDecoration(
+          border: UnderlineInputBorder(),
+          labelText: "Password",
+        ),
+        obscureText: true,
+        enableSuggestions: false,
+        autocorrect: false,
+        initialValue: controller.get('password', ''),
+        onChanged: (v) => controller.set('password', v),
+      ),
+    ];
+  }
 }