diff --git a/.env.development b/.env.development
index f4ae242..f55b980 100644
--- a/.env.development
+++ b/.env.development
@@ -6,6 +6,6 @@ NEXT_PUBLIC_USE_MOCK_BACKEND_LOOP_START=false
 NEXT_PUBLIC_EXPORT_STATIC=false
 NEXT_PUBLIC_USE_CGI=false
 # App-Versionsnummer
-NEXT_PUBLIC_APP_VERSION=1.6.507
+NEXT_PUBLIC_APP_VERSION=1.6.509
 NEXT_PUBLIC_CPL_MODE=json   # json (Entwicklungsumgebung) oder jsSimulatedProd (CPL ->CGI-Interface-Simulator) oder production (CPL-> CGI-Interface Platzhalter)
 
diff --git a/.env.production b/.env.production
index 4ae26fa..0b17c5c 100644
--- a/.env.production
+++ b/.env.production
@@ -5,5 +5,5 @@ NEXT_PUBLIC_CPL_API_PATH=/CPL
 NEXT_PUBLIC_EXPORT_STATIC=true
 NEXT_PUBLIC_USE_CGI=true
 # App-Versionsnummer
-NEXT_PUBLIC_APP_VERSION=1.6.507
+NEXT_PUBLIC_APP_VERSION=1.6.509
 NEXT_PUBLIC_CPL_MODE=production
\ No newline at end of file
diff --git a/CHANGELOG.md b/CHANGELOG.md
index 062e10f..93baea0 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,3 +1,13 @@
+## [1.6.509] – 2025-06-30
+
+- feat: 1und 0 in Status in dashboard
+
+---
+## [1.6.508] – 2025-06-30
+
+- feat: 1und 0 in Status in dashboard
+
+---
 ## [1.6.507] – 2025-06-30
 
 - feat: Dashboard Meldungen Status 1 oder 0
diff --git a/components/main/settingsPageComponents/GeneralSettings.tsx b/components/main/settingsPageComponents/GeneralSettings.tsx
index e491e2f..bd01ec2 100644
--- a/components/main/settingsPageComponents/GeneralSettings.tsx
+++ b/components/main/settingsPageComponents/GeneralSettings.tsx
@@ -11,12 +11,14 @@ import { useDispatch } from "react-redux";
 import { AppDispatch } from "../../../redux/store";
 import { getSystemSettingsThunk } from "../../../redux/thunks/getSystemSettingsThunk";
 import handleGeneralSubmit from "./handlers/handleGeneralSubmit";
+import handleKueFirmwareUpdate from "@/components/main/settingsPageComponents/handlers/handleKueFirmwareUpdate";
 
 const GeneralSettings: React.FC = () => {
   const dispatch = useDispatch<AppDispatch>();
   const systemSettings = useSelector(
     (state: RootState) => state.systemSettingsSlice
   );
+  const isAdmin = useSelector((state: RootState) => state.authSlice?.isAdmin);
 
   // const [error, setError] = useState("");
 
@@ -192,6 +194,15 @@ const GeneralSettings: React.FC = () => {
           >
             Neustart CPL
           </button>
+          {isAdmin && (
+            <button
+              type="button"
+              className="bg-red-600 text-white px-4 py-2 h-8 text-xs rounded whitespace-nowrap"
+              onClick={handleKueFirmwareUpdate}
+            >
+              Firmwareupdate alle KÜ-Module
+            </button>
+          )}
 
           <button
             type="button"
diff --git a/components/main/settingsPageComponents/handlers/handleKueFirmwareUpdate.ts b/components/main/settingsPageComponents/handlers/handleKueFirmwareUpdate.ts
new file mode 100644
index 0000000..f327c29
--- /dev/null
+++ b/components/main/settingsPageComponents/handlers/handleKueFirmwareUpdate.ts
@@ -0,0 +1,21 @@
+// components/main/settingsPageComponents/handlers/handleKueFirmwareUpdate.ts
+const handleKueFirmwareUpdate = async () => {
+  try {
+    const isDev =
+      typeof window !== "undefined" && window.location.hostname === "localhost";
+    const url = isDev
+      ? "/api/cpl/kueFirmwareUpdateMock" // optional, falls du eine Mock-API hast
+      : "/CPL?Service/ae.ACP&KSU99=1";
+
+    const res = await fetch(url);
+    const result = await res.text();
+
+    console.log("Firmwareupdate gesendet:", result);
+    alert("Firmwareupdate wurde an alle KÜ-Module gesendet.");
+  } catch (error) {
+    console.error("Fehler beim Firmwareupdate:", error);
+    alert("Fehler beim Firmwareupdate.");
+  }
+};
+
+export default handleKueFirmwareUpdate;
diff --git a/mocks/device-cgi-simulator/settings/kueFirmwareUpdateLog.json b/mocks/device-cgi-simulator/settings/kueFirmwareUpdateLog.json
new file mode 100644
index 0000000..882dc39
--- /dev/null
+++ b/mocks/device-cgi-simulator/settings/kueFirmwareUpdateLog.json
@@ -0,0 +1,7 @@
+[
+  {
+    "timestamp": "2025-06-30T13:30:18.185Z",
+    "command": "&KSU99=1",
+    "message": "Firmwareupdate an alle KÜ-Module ausgelöst (Mock)"
+  }
+]
\ No newline at end of file
diff --git a/package-lock.json b/package-lock.json
index 0eb7608..e71948e 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,12 +1,12 @@
 {
   "name": "cpl-v4",
-  "version": "1.6.507",
+  "version": "1.6.509",
   "lockfileVersion": 3,
   "requires": true,
   "packages": {
     "": {
       "name": "cpl-v4",
-      "version": "1.6.507",
+      "version": "1.6.509",
       "dependencies": {
         "@fontsource/roboto": "^5.1.0",
         "@iconify-icons/ri": "^1.2.10",
diff --git a/package.json b/package.json
index 3f2a73e..98d558d 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "cpl-v4",
-  "version": "1.6.507",
+  "version": "1.6.509",
   "private": true,
   "scripts": {
     "dev": "next dev",
diff --git a/pages/api/cpl/kueFirmwareUpdateMock.ts b/pages/api/cpl/kueFirmwareUpdateMock.ts
new file mode 100644
index 0000000..f63fb2f
--- /dev/null
+++ b/pages/api/cpl/kueFirmwareUpdateMock.ts
@@ -0,0 +1,43 @@
+import type { NextApiRequest, NextApiResponse } from "next";
+import fs from "fs";
+import path from "path";
+
+export default function handler(req: NextApiRequest, res: NextApiResponse) {
+  try {
+    const logFilePath = path.join(
+      process.cwd(),
+      "mocks/device-cgi-simulator/settings/kueFirmwareUpdateLog.json"
+    );
+
+    const timestamp = new Date().toISOString();
+    const logEntry = {
+      timestamp,
+      command: "&KSU99=1",
+      message: "Firmwareupdate an alle KÜ-Module ausgelöst (Mock)",
+    };
+
+    let existingLog = [];
+    if (fs.existsSync(logFilePath)) {
+      const fileContent = fs.readFileSync(logFilePath, "utf-8");
+      existingLog = JSON.parse(fileContent);
+    }
+
+    // Letzten 50 Einträge speichern
+    const updatedLog = [logEntry, ...existingLog].slice(0, 50);
+
+    fs.writeFileSync(logFilePath, JSON.stringify(updatedLog, null, 2), "utf-8");
+
+    res.status(200).json({
+      status: "success",
+      log: logEntry,
+    });
+  } catch (error) {
+    console.error("Fehler beim Firmwareupdate-Mock:", error);
+    res
+      .status(500)
+      .json({
+        status: "error",
+        message: "Fehler beim Speichern des Firmwareupdates",
+      });
+  }
+}