diff --git a/boards/nuki-esp32dev.json b/boards/nuki-esp32dev.json
new file mode 100644
index 0000000..5b04731
--- /dev/null
+++ b/boards/nuki-esp32dev.json
@@ -0,0 +1,37 @@
+{
+  "build": {
+    "arduino":{
+      "ldscript": "esp32_out.ld"
+    },
+    "core": "esp32",
+    "extra_flags": "-DARDUINO_ESP32_DEV -DBOARD_HAS_PSRAM -mfix-esp32-psram-cache-issue",
+    "f_cpu": "240000000L",
+    "f_flash": "40000000L",
+    "flash_mode": "dio",
+    "mcu": "esp32",
+    "variant": "esp32"
+  },
+  "connectivity": [
+    "wifi",
+    "bluetooth",
+    "ethernet",
+    "can"
+  ],
+  "debug": {
+    "openocd_board": "esp-wroom-32.cfg"
+  },
+  "frameworks": [
+    "arduino",
+    "espidf"
+  ],
+  "name": "Espressif ESP32 Dev Module",
+  "upload": {
+    "flash_size": "4MB",
+    "maximum_ram_size": 327680,
+    "maximum_size": 4194304,
+    "require_upload_port": true,
+    "speed": 460800
+  },
+  "url": "https://en.wikipedia.org/wiki/ESP32",
+  "vendor": "AI Thinker"
+}
diff --git a/platformio.ini b/platformio.ini
index fd5dd54..1785ee6 100644
--- a/platformio.ini
+++ b/platformio.ini
@@ -69,7 +69,7 @@ monitor_filters =
 	time
 
 [env:esp32]
-board = esp32dev
+board = nuki-esp32dev
 board_build.cmake_extra_args =
     -DSDKCONFIG_DEFAULTS="sdkconfig.defaults;sdkconfig.release.defaults;sdkconfig.defaults.esp32"
 extra_scripts =
diff --git a/src/NukiNetwork.cpp b/src/NukiNetwork.cpp
index 5755cf6..d15dad6 100644
--- a/src/NukiNetwork.cpp
+++ b/src/NukiNetwork.cpp
@@ -461,8 +461,13 @@ bool NukiNetwork::update()
 
     if(_lastMaintenanceTs == 0 || (ts - _lastMaintenanceTs) > 30000)
     {
-        publishULong(_maintenancePathPrefix, mqtt_topic_uptime, ts / 1000 / 60, true);
-        publishString(_maintenancePathPrefix, mqtt_topic_mqtt_connection_state, "online", true);
+        int64_t curUptime = ts / 1000 / 60;
+        if(curUptime > _publishedUpTime)
+        {
+            publishULong(_maintenancePathPrefix, mqtt_topic_uptime, curUptime, true);
+            _publishedUpTime = curUptime;
+        }
+        //publishString(_maintenancePathPrefix, mqtt_topic_mqtt_connection_state, "online", true);
 
         if(_lastMaintenanceTs == 0)
         {
diff --git a/src/NukiNetwork.h b/src/NukiNetwork.h
index 517d670..a867311 100644
--- a/src/NukiNetwork.h
+++ b/src/NukiNetwork.h
@@ -155,6 +155,7 @@ private:
     bool _connectReplyReceived = false;
     bool _firstDisconnected = true;
 
+    int64_t _publishedUpTime = 0;
     int64_t _nextReconnect = 0;
     char _mqttBrokerAddr[101] = {0};
     char _mqttUser[31] = {0};
diff --git a/src/WebCfgServer.cpp b/src/WebCfgServer.cpp
index 790d387..61255a7 100644
--- a/src/WebCfgServer.cpp
+++ b/src/WebCfgServer.cpp
@@ -292,14 +292,31 @@ void WebCfgServer::initialize()
             {
                 return request->requestAuthentication(BASIC_AUTH, "Nuki Hub", "You must log in.");
             }
-            if(_allowRestartToPortal)
+            String value = "";
+            if(request->hasParam("CONFIRMTOKEN"))
             {
-                esp_err_t res = buildConfirmHtml(request, "Restarting. Connect to ESP access point (\"NukiHub\" with password \"NukiHubESP32\") to reconfigure Wi-Fi.", 0);
-                waitAndProcess(false, 1000);
-                _network->reconfigureDevice();
-                return res;
+                const PsychicWebParameter* p = request->getParam("CONFIRMTOKEN");
+                if(p->value() != "")
+                {
+                    value = p->value();
+                }
             }
-            return(ESP_OK);
+            else
+            {
+                return buildConfirmHtml(request, "No confirm code set.", 3, true);
+            }
+            if(value != _confirmCode)
+            {
+                return request->redirect("/");
+            }
+            if(!_allowRestartToPortal)
+            {
+                return buildConfirmHtml(request, "Can't reset WiFi when network device is Ethernet", 3, true);
+            }
+            esp_err_t res = buildConfirmHtml(request, "Restarting. Connect to ESP access point (\"NukiHub\" with password \"NukiHubESP32\") to reconfigure Wi-Fi.", 0);
+            waitAndProcess(false, 1000);
+            _network->reconfigureDevice();
+            return res;
         });
 #endif
         _psychicServer->on("/unpairlock", HTTP_POST, [&](PsychicRequest *request)
@@ -3363,37 +3380,37 @@ esp_err_t WebCfgServer::buildHtml(PsychicRequest *request)
             printParameter(&response, "Nuki Opener PIN status", openerState.c_str(), "", "openerPin");
         }
     }
-    printParameter(&response, "Firmware", NUKI_HUB_VERSION, "/info", "firmware");
+    printParameter(&response, "Firmware", NUKI_HUB_VERSION, "/info?", "firmware");
     if(_preferences->getBool(preference_check_updates))
     {
-        printParameter(&response, "Latest Firmware", _preferences->getString(preference_latest_version).c_str(), "/ota", "ota");
+        printParameter(&response, "Latest Firmware", _preferences->getString(preference_latest_version).c_str(), "/ota?", "ota");
     }
     response.print("</table><br>");
     response.print("<ul id=\"tblnav\">");
-    buildNavigationMenuEntry(&response, "Network Configuration", "/ntwconfig");
-    buildNavigationMenuEntry(&response, "MQTT Configuration", "/mqttconfig",  _brokerConfigured ? "" : "Please configure MQTT broker");
-    buildNavigationMenuEntry(&response, "Nuki Configuration", "/nukicfg");
-    buildNavigationMenuEntry(&response, "Access Level Configuration", "/acclvl");
-    buildNavigationMenuEntry(&response, "Credentials", "/cred", _pinsConfigured ? "" : "Please configure PIN");
-    buildNavigationMenuEntry(&response, "GPIO Configuration", "/gpiocfg");
-    buildNavigationMenuEntry(&response, "Firmware update", "/ota");
-    buildNavigationMenuEntry(&response, "Import/Export Configuration", "/impexpcfg");
+    buildNavigationMenuEntry(&response, "Network Configuration", "/ntwconfig?");
+    buildNavigationMenuEntry(&response, "MQTT Configuration", "/mqttconfig?",  _brokerConfigured ? "" : "Please configure MQTT broker");
+    buildNavigationMenuEntry(&response, "Nuki Configuration", "/nukicfg?");
+    buildNavigationMenuEntry(&response, "Access Level Configuration", "/acclvl?");
+    buildNavigationMenuEntry(&response, "Credentials", "/cred?", _pinsConfigured ? "" : "Please configure PIN");
+    buildNavigationMenuEntry(&response, "GPIO Configuration", "/gpiocfg?");
+    buildNavigationMenuEntry(&response, "Firmware update", "/ota?");
+    buildNavigationMenuEntry(&response, "Import/Export Configuration", "/impexpcfg?");
     if(_preferences->getInt(preference_network_hardware, 0) == 11)
     {
-        buildNavigationMenuEntry(&response, "Custom Ethernet Configuration", "/custntw");
+        buildNavigationMenuEntry(&response, "Custom Ethernet Configuration", "/custntw?");
     }
     if (_preferences->getBool(preference_publish_debug_info, false))
     {
-        buildNavigationMenuEntry(&response, "Advanced Configuration", "/advanced");
+        buildNavigationMenuEntry(&response, "Advanced Configuration", "/advanced?");
     }
     if(_preferences->getBool(preference_webserial_enabled, false))
     {
-        buildNavigationMenuEntry(&response, "Open Webserial", "/webserial");
+        buildNavigationMenuEntry(&response, "Open Webserial", "/webserial?");
     }
 #ifndef CONFIG_IDF_TARGET_ESP32H2
     if(_allowRestartToPortal)
     {
-        buildNavigationMenuEntry(&response, "Configure Wi-Fi", "/wifi");
+        buildNavigationMenuEntry(&response, "Configure Wi-Fi", "/wifi?");
     }
 #endif
     String rebooturl = "/reboot?CONFIRMTOKEN=" + _confirmCode;
@@ -4002,7 +4019,8 @@ esp_err_t WebCfgServer::buildConfigureWifiHtml(PsychicRequest *request)
     buildHtmlHeader(&response);
     response.print("<h3>Wi-Fi</h3>");
     response.print("Click confirm to remove saved WiFi settings and restart ESP into Wi-Fi configuration mode. After restart, connect to ESP access point to reconfigure Wi-Fi.<br><br>");
-    buildNavigationButton(&response, "Confirm", "/wifimanager");
+    String wifiMgrUrl = "/wifimanager?CONFIRMTOKEN=" + _confirmCode;
+    buildNavigationButton(&response, "Confirm", wifiMgrUrl.c_str());
     response.print("</body></html>");
     return response.endSend();
 }
diff --git a/updater/platformio.ini b/updater/platformio.ini
index 4b98f2a..959c43e 100644
--- a/updater/platformio.ini
+++ b/updater/platformio.ini
@@ -63,7 +63,7 @@ monitor_filters =
 	time
 
 [env:updater_esp32]
-board = esp32dev
+board = nuki-esp32dev
 extra_scripts = 
      pre:pio_package_pre.py
      post:pio_package_post.py