diff --git a/components/modales/SettingsModal.jsx b/components/modales/SettingsModal.jsx
index be26968..2734437 100644
--- a/components/modales/SettingsModal.jsx
+++ b/components/modales/SettingsModal.jsx
@@ -12,7 +12,7 @@ function SettingModal({ showModal, onClose }) {
   // Redux-Werte abrufen
   const deviceName_Redux = useSelector((state) => state.variables.deviceName);
   const mac1_Redux = useSelector((state) => state.variables.mac1);
-  const mac2_Redux = useSelector((state) => state.variables.mac2);
+
   const ip_Redux = useSelector((state) => state.variables.ip);
   const subnet_Redux = useSelector((state) => state.variables.subnet);
   const gateway_Redux = useSelector((state) => state.variables.gateway);
@@ -28,7 +28,7 @@ function SettingModal({ showModal, onClose }) {
   // Lokale State-Variablen zum Bearbeiten
   const [name, setName] = useState(deviceName_Redux || "");
   const [mac1, setMac1] = useState(mac1_Redux || "");
-  const [mac2, setMac2] = useState(mac2_Redux || "");
+
   const [ip, setIp] = useState(ip_Redux || "");
   const [subnet, setSubnet] = useState(subnet_Redux || "");
   const [gateway, setGateway] = useState(gateway_Redux || "");
@@ -186,7 +186,7 @@ function SettingModal({ showModal, onClose }) {
     if (showModal) {
       setName(deviceName_Redux || "");
       setMac1(mac1_Redux || "");
-      setMac2(mac2_Redux || "");
+
       setIp(ip_Redux || "");
       setSubnet(subnet_Redux || "");
       setGateway(gateway_Redux || "");
@@ -292,18 +292,6 @@ function SettingModal({ showModal, onClose }) {
                   disabled
                 />
               </div>
-              <div>
-                <label className="block text-sm font-medium">
-                  MAC Adresse 2:
-                </label>
-                <input
-                  type="text"
-                  className="border border-gray-300 rounded p-2 w-full"
-                  value={mac2}
-                  onChange={(e) => setMac2(e.target.value)}
-                  disabled
-                />
-              </div>
             </div>
 
             <div className="mb-4 grid grid-cols-2 gap-4">
diff --git a/public/CPL/SERVICE/System.js b/public/CPL/SERVICE/System.js
index 7c3ffd1..559e034 100644
--- a/public/CPL/SERVICE/System.js
+++ b/public/CPL/SERVICE/System.js
@@ -1,7 +1,6 @@
 var win_appVersion = "<%=SAV00%>";
 var win_deviceName = "<%=SAN01%>";
 var win_mac1 = "<%=SEM01%>";
-var win_mac2 = "<%=SEM02%>";
 var win_ip = "<%=SEI01%>";
 var win_subnet = "<%=SES01%>";
 var win_gateway = "<%=SEG01%>";
diff --git a/public/CPLmockData/SERVICE/System.js b/public/CPLmockData/SERVICE/System.js
index 483ffed..a52f715 100644
--- a/public/CPLmockData/SERVICE/System.js
+++ b/public/CPLmockData/SERVICE/System.js
@@ -1,7 +1,6 @@
 var win_appVersion = "0.02";
 var win_deviceName = "CPLV4_Maschen";
 var win_mac1 = "0 48 86 81 46 143";
-var win_mac2 = "0 48 86 81 46 144";
 var win_ip = "10.10.0.243";
 var win_subnet = "255.255.255.0";
 var win_gateway = "10.10.0.1";
diff --git a/store/variablesSlice.js b/store/variablesSlice.js
index 19cf48c..35d00e6 100644
--- a/store/variablesSlice.js
+++ b/store/variablesSlice.js
@@ -5,7 +5,6 @@ const initialState = {
   last20Messages: null,
   deviceName: null,
   mac1: null,
-  mac2: null,
   ip: null,
   subnet: null,
   gateway: null,
diff --git a/utils/loadWindowVariables.js b/utils/loadWindowVariables.js
index 54c717e..813599a 100644
--- a/utils/loadWindowVariables.js
+++ b/utils/loadWindowVariables.js
@@ -5,7 +5,6 @@ export async function loadWindowVariables() {
       "win_last20Messages",
       "win_deviceName",
       "win_mac1",
-      "win_mac2",
       "win_ip",
       "win_subnet",
       "win_gateway",