diff --git a/main/ZwebUI.ino b/main/ZwebUI.ino
index 32a5c36..94b09da 100644
--- a/main/ZwebUI.ino
+++ b/main/ZwebUI.ino
@@ -1636,10 +1636,10 @@ void WebUISetup() {
   server.on("/up", handleUP); // Firmware Upgrade
 #  endif
   server.on("/cn", handleCN); // Configuration
-  server.on("/wi", handleWI); // Configure Wifi
-  server.on("/mq", handleMQ); // Configure MQTT
+  server.on("/wi", HTTP_POST, handleWI); // Configure Wifi
+  server.on("/mq", HTTP_POST, handleMQ); // Configure MQTT
 #  ifndef ESPWifiManualSetup
-  server.on("/cg", handleCG); // Configure gateway"
+  server.on("/cg", HTTP_POST, handleCG); // Configure gateway"
 #  endif
   server.on("/wu", handleWU); // Configure WebUI
 #  ifdef ZgatewayLORA
diff --git a/main/config_WebContent.h b/main/config_WebContent.h
index 1cb64d4..9215d0d 100644
--- a/main/config_WebContent.h
+++ b/main/config_WebContent.h
@@ -41,15 +41,15 @@
 #endif
 // Configuration Menu
 
-#define configure_1 "<p><form action='wi' method='get'><button>Configure WiFi</button></form></p>"
-#define configure_2 "<p><form action='mq' method='get'><button>Configure MQTT</button></form></p>"
+#define configure_1 "<p><form action='wi' method='post'><button>Configure WiFi</button></form></p>"
+#define configure_2 "<p><form action='mq' method='post'><button>Configure MQTT</button></form></p>"
 /*#if defined(ZgatewayCloud)
 #  define configure_3 "<p><form action='cl' method='get'><button>Configure Cloud</button></form></p>"
 #else
 #  define configure_3
 #endif*/
 #ifndef ESPWifiManualSetup
-#  define configure_3 "<p><form action='cg' method='get'><button>Configure Gateway</button></form></p>"
+#  define configure_3 "<p><form action='cg' method='post'><button>Configure Gateway</button></form></p>"
 #else
 #  define configure_3
 #endif
@@ -99,16 +99,16 @@ const char information_body[] = body_header "<style>td {padding: 0px 5px;}</styl
 
 const char upgrade_body[] = body_header "<div id='f1' style='display:block;'><fieldset class=\"set1\"><legend><span><b>Upgrade by Web Server</b></span></legend><form method='get' action='up'><br><b>OTA URL</b><br><input id='o' placeholder=\"OTA_URL\" value=\"%s\"><br><br><button type='submit' class='button bgrn'>Start upgrade</button></form></fieldset><br><br><fieldset class=\"set1\"><legend><span><b>Upgrade to Level</b></span></legend><form method='get' action='up'><p><b>Level</b><br><select id='le'><option value='1'>Latest Release</option><option value='2'>Development</option></select></p><br><button type='submit' class='button bgrn'>Start upgrade</button></form></fieldset></div><div id='f2' style='display:none;text-align:center;'><b>Upload started ...</b></div><div id=but2d style=\"display: block;\"></div><p>" body_footer_main_menu;
 
-const char config_wifi_body[] = body_header "%s<br><div><a href='/wi?scan='><b>Scan for all WiFi Networks</b></a></div><br><fieldset class=\"set1\"><legend><span><b>WiFi Parameters</b></span></legend><form method='get' action='wi'><p><b>WiFi Network</b> () <br><input id='s1' placeholder=\"Type or Select your WiFi Network\" value=\"%s\"></p><p><label><b>WiFi Password</b></label><br><input id='p1' type='password' placeholder=\"Enter your WiFi Password\" ></p><br><button name='save' type='submit' class='button bgrn'>Save</button></form></fieldset>" body_footer_config_menu;
+const char config_wifi_body[] = body_header "%s<br><div><a href='/wi?scan='><b>Scan for all WiFi Networks</b></a></div><br><fieldset class=\"set1\"><legend><span><b>WiFi Parameters</b></span></legend><form method='post' action='wi'><p><b>WiFi Network</b> () <br><input id='s1' name='s1' placeholder=\"Type or Select your WiFi Network\" value=\"%s\"></p><p><label><b>WiFi Password</b></label><br><input id='p1' name='p1' type='password' placeholder=\"Enter your WiFi Password\" ></p><br><button name='save' type='submit' class='button bgrn'>Save</button></form></fieldset>" body_footer_config_menu;
 #ifdef ZmqttDiscovery
 // mqtt server (mh), mqtt port (ml), mqtt username (mu), mqtt password (mp), secure connection (sc), server certificate (msc), mqtt topic (mt), discovery prefix (dp)
-const char config_mqtt_body[] = body_header "<fieldset class=\"set1\"><legend><span><b>MQTT Parameters</b></span></legend><form method='get' action='mq'><p><b>MQTT Server</b><br><input id='mh' placeholder=" MQTT_SERVER " value='%s'></p><p><b>MQTT Port</b><br><input id='ml' placeholder=" MQTT_PORT " value='%s'></p><p><b>MQTT Username</b><br><input id='mu' placeholder=" MQTT_USER " value='%s'></p><p><label><b>MQTT Password</b></label><br><input id='mp' type='password' placeholder=\"Password\" ></p><p><b>MQTT Secure Connection</b><br><input id='sc' type='checkbox' %s></p><p><b>Gateway Name</b><br><input id='h' placeholder=" Gateway_Name " value=\"%s\"></p><p><b>MQTT Base Topic</b><br><input id='mt' placeholder='' value='%s'></p><p><b>MQTT Discovery Prefix</b><br><input id='dp' placeholder='' value='%s'></p><br><button name='save' type='submit' class='button bgrn'>Save</button></form></fieldset>" body_footer_config_menu;
+const char config_mqtt_body[] = body_header "<fieldset class=\"set1\"><legend><span><b>MQTT Parameters</b></span></legend><form method='post' action='mq'><p><b>MQTT Server</b><br><input id='mh' name='mh' placeholder=" MQTT_SERVER " value='%s'></p><p><b>MQTT Port</b><br><input id='ml' name='ml' placeholder=" MQTT_PORT " value='%s'></p><p><b>MQTT Username</b><br><input id='mu' name='mu' placeholder=" MQTT_USER " value='%s'></p><p><label><b>MQTT Password</b></label><br><input id='mp' name='mp' type='password' placeholder=\"Password\" ></p><p><b>MQTT Secure Connection</b><br><input id='sc' name='sc' type='checkbox' %s></p><p><b>Gateway Name</b><br><input id='h' name='h' placeholder=" Gateway_Name " value=\"%s\"></p><p><b>MQTT Base Topic</b><br><input id='mt' name='mt' placeholder='' value='%s'></p><p><b>MQTT Discovery Prefix</b><br><input id='dp' name='dp' placeholder='' value='%s'></p><br><button name='save' type='submit' class='button bgrn'>Save</button></form></fieldset>" body_footer_config_menu;
 #else
 // mqtt server (mh), mqtt port (ml), mqtt username (mu), mqtt password (mp), secure connection (sc), server certificate (msc), mqtt topic (mt)
-const char config_mqtt_body[] = body_header "<fieldset class=\"set1\"><legend><span><b>MQTT Parameters</b></span></legend><form method='get' action='mq'><p><b>MQTT Server</b><br><input id='mh' placeholder=" MQTT_SERVER " value='%s'></p><p><b>MQTT Port</b><br><input id='ml' placeholder=" MQTT_PORT " value='%s'></p><p><b>MQTT Username</b><br><input id='mu' placeholder=" MQTT_USER " value='%s'></p><p><label><b>MQTT Password</b></label><br><input id='mp' type='password' placeholder=\"Password\" ></p><p><b>MQTT Secure Connection</b><br><input id='sc' type='checkbox' %s></p><p><b>Gateway Name</b><br><input id='h' placeholder=" Gateway_Name " value=\"%s\"></p><p><b>MQTT Base Topic</b><br><input id='mt' placeholder='' value='%s'></p><br><button name='save' type='submit' class='button bgrn'>Save</button></form></fieldset>" body_footer_config_menu;
+const char config_mqtt_body[] = body_header "<fieldset class=\"set1\"><legend><span><b>MQTT Parameters</b></span></legend><form method='post' action='mq'><p><b>MQTT Server</b><br><input id='mh' name='mh' placeholder=" MQTT_SERVER " value='%s'></p><p><b>MQTT Port</b><br><input id='ml' name='ml' placeholder=" MQTT_PORT " value='%s'></p><p><b>MQTT Username</b><br><input id='mu' name='mu' placeholder=" MQTT_USER " value='%s'></p><p><label><b>MQTT Password</b></label><br><input id='mp' name='mp' type='password' placeholder=\"Password\" ></p><p><b>MQTT Secure Connection</b><br><input id='sc' name='sc' type='checkbox' %s></p><p><b>Gateway Name</b><br><input id='h' name='h' placeholder=" Gateway_Name " value=\"%s\"></p><p><b>MQTT Base Topic</b><br><input id='mt' name='mt' placeholder='' value='%s'></p><br><button name='save' type='submit' class='button bgrn'>Save</button></form></fieldset>" body_footer_config_menu;
 #endif
 #ifndef ESPWifiManualSetup
-const char config_gateway_body[] = body_header "<fieldset class=\"set1\"><legend><span><b>Gateway Configuration</b></span></legend><form method='get' action='cg'><p><b>Gateway Password (8 characters min)</b><br><input id='gp' type='password' placeholder=\"********\"  minlength='8'></p><br><button name='save' type='submit' class='button bgrn'>Save</button></form></fieldset>" body_footer_config_menu;
+const char config_gateway_body[] = body_header "<fieldset class=\"set1\"><legend><span><b>Gateway Configuration</b></span></legend><form method='post' action='cg'><p><b>Gateway Password (8 characters min)</b><br><input id='gp' name='gp' type='password' placeholder=\"********\"  minlength='8'></p><br><button name='save' type='submit' class='button bgrn'>Save</button></form></fieldset>" body_footer_config_menu;
 #endif
 const char config_logging_body[] = body_header "<fieldset class=\"set1\"><legend><span><b>OpenMQTTGateway Logging</b></span></legend><form method='get' action='lo'><p><b>Log Level</b><br><select id='lo'><option %s value='0'>Silent</option><option %s value='1'>Fatal</option><option %s value='2'>Error</option><option %s value='3'>Warning</option><option %s value='4'>Notice</option><option %s value='5'>Trace</option><option %s value='6'>Verbose</option></select></p><br><button name='save' type='submit' class='button bgrn'>Save</button></form></fieldset>" body_footer_config_menu;