diff --git a/.env.development b/.env.development
index 2ad9eee..87d11e8 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=1.6.648
+NEXT_PUBLIC_APP_VERSION=1.6.649
 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 4b37b67..bbef8bc 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=1.6.648
+NEXT_PUBLIC_APP_VERSION=1.6.649
 NEXT_PUBLIC_CPL_MODE=production
\ No newline at end of file
diff --git a/CHANGELOG.md b/CHANGELOG.md
index 65ea08b..fa75871 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,3 +1,8 @@
+## [1.6.649] – 2025-07-25
+
+- TDR und Schleife Button in KÜs wieder für die Funktionen
+
+---
 ## [1.6.648] – 2025-07-24
 
 - TDR und Schleife Button in KÜs wieder für die Funktionen
diff --git a/components/main/kabelueberwachung/kue705FO/Kue705FO.tsx b/components/main/kabelueberwachung/kue705FO/Kue705FO.tsx
index 745bde9..1f8f80d 100644
--- a/components/main/kabelueberwachung/kue705FO/Kue705FO.tsx
+++ b/components/main/kabelueberwachung/kue705FO/Kue705FO.tsx
@@ -405,31 +405,8 @@ const Kue705FO: React.FC<Kue705FOProps> = ({
             >
               Messkurve
             </button>
-            <div className="flex mt-3 space-x-[0.063rem] ">
-              <button
-                onClick={() =>
-                  handleButtonClick(
-                    "Schleife",
-                    setActiveButton,
-                    setloopTitleText,
-                    (value) =>
-                      setLoopDisplayValue(
-                        typeof value === "number" ? value : Number(value)
-                      ), // Hier sicherstellen, dass nur number übergeben wird
-                    Number(schleifenwiderstand), // <- Stelle sicher, dass es eine Zahl ist
-                    tdrLocation,
-                    dispatch,
-                    slotIndex
-                  )
-                }
-                className={`w-[50%] h-[1.563rem] text-white text-[0.625rem] flex items-center justify-center ${
-                  activeButton === "Schleife"
-                    ? "bg-littwin-blue"
-                    : "bg-gray-400"
-                }`}
-              >
-                Schleife
-              </button>
+            {/* TDR Messkurve und Schleife Messkurve Buttons */}
+            <div className="flex flex-col space-y-2 w-full">
               <button
                 onClick={() => {
                   setActiveButton("TDR");
@@ -446,19 +423,32 @@ const Kue705FO: React.FC<Kue705FOProps> = ({
                     (latestTdrDistanceMeters / 1000).toFixed(3)
                   );
                   setLoopDisplayValue(latestTdrDistance);
+                  handleOpenChartModal(
+                    setShowChartModal,
+                    dispatch,
+                    slotIndex,
+                    "TDR"
+                  );
                 }}
-                className={`w-[50%] h-[1.563rem] text-white text-[0.625rem] flex items-center justify-center ${
-                  Array.isArray(tdrActive) && tdrActive[slotIndex] === 0
-                    ? "bg-gray-200 cursor-not-allowed" // Deaktiviert: Hellgrau
-                    : activeButton === "TDR"
-                    ? "bg-littwin-blue" // Aktiviert: Littwin Blau
-                    : "bg-gray-400" // Nicht geklickt: Dunkelgrau
-                }`}
-                disabled={
-                  Array.isArray(tdrActive) && tdrActive[slotIndex] === 0
-                } // Button deaktiviert, wenn TDR für diesen Slot nicht aktiv ist
+                className="w-full h-[1.563rem] bg-littwin-blue text-white text-[0.625rem] flex items-center justify-center"
               >
-                TDR
+                TDR Messkurve
+              </button>
+              <button
+                onClick={() => {
+                  setActiveButton("Schleife");
+                  setloopTitleText("Schleifenwiderstand [kOhm]");
+                  setLoopDisplayValue(Number(schleifenwiderstand));
+                  handleOpenChartModal(
+                    setShowChartModal,
+                    dispatch,
+                    slotIndex,
+                    "Schleife"
+                  );
+                }}
+                className="w-full h-[1.563rem] bg-littwin-blue text-white text-[0.625rem] flex items-center justify-center"
+              >
+                Schleife Messkurve
               </button>
             </div>
           </div>
diff --git a/package-lock.json b/package-lock.json
index 5588dfd..6782cbe 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,12 +1,12 @@
 {
   "name": "cpl-v4",
-  "version": "1.6.648",
+  "version": "1.6.649",
   "lockfileVersion": 3,
   "requires": true,
   "packages": {
     "": {
       "name": "cpl-v4",
-      "version": "1.6.648",
+      "version": "1.6.649",
       "dependencies": {
         "@fontsource/roboto": "^5.1.0",
         "@headlessui/react": "^2.2.4",
diff --git a/package.json b/package.json
index 4ca15c3..75cbe66 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "cpl-v4",
-  "version": "1.6.648",
+  "version": "1.6.649",
   "private": true,
   "scripts": {
     "dev": "next dev",