diff --git a/.env.development b/.env.development
index 36210b8..da52011 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=1.6.866
+NEXT_PUBLIC_APP_VERSION=1.6.867
 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 0c3c00d..56aaa90 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=1.6.866
+NEXT_PUBLIC_APP_VERSION=1.6.867
 NEXT_PUBLIC_CPL_MODE=production
\ No newline at end of file
diff --git a/CHANGELOG.md b/CHANGELOG.md
index d14af0b..bec5970 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,3 +1,8 @@
+## [1.6.867] – 2025-09-08
+
+- WIP: Timer für jeder KÜ separate und nicht eine für alle, aktuell wird prozentzahl bei allen das gleiche angezeigt
+
+---
 ## [1.6.866] – 2025-09-08
 
 - Test: Jenkinsfile
diff --git a/components/common/DeviceEventsBridge.tsx b/components/common/DeviceEventsBridge.tsx
index 961c68c..5395223 100644
--- a/components/common/DeviceEventsBridge.tsx
+++ b/components/common/DeviceEventsBridge.tsx
@@ -1,7 +1,10 @@
 "use client";
 import React from "react";
 import { useAppDispatch } from "@/redux/store";
-import { setEvents } from "@/redux/slices/deviceEventsSlice";
+import {
+  setEvents,
+  initPersistedTimings,
+} from "@/redux/slices/deviceEventsSlice";
 
 declare global {
   interface Window {
@@ -18,6 +21,25 @@ export default function DeviceEventsBridge() {
 
   React.useEffect(() => {
     let lastSig = "";
+    // Hydrate persisted timings once
+    try {
+      const raw =
+        typeof window !== "undefined" &&
+        localStorage.getItem("deviceEventsTimingsV1");
+      if (raw) {
+        const parsed = JSON.parse(raw);
+        dispatch(
+          initPersistedTimings({
+            loop: parsed.loop,
+            tdr: parsed.tdr,
+            compare: parsed.compare || parsed.align,
+          })
+        );
+      }
+    } catch (e) {
+      // eslint-disable-next-line no-console
+      console.warn("DeviceEventsBridge hydration failed", e);
+    }
     const readAndDispatch = () => {
       const ksx = Array.isArray(window.loopMeasurementEvent)
         ? window.loopMeasurementEvent
diff --git a/components/main/kabelueberwachung/kue705FO/SlotActivityOverlay.tsx b/components/main/kabelueberwachung/kue705FO/SlotActivityOverlay.tsx
index f3f577d..6a7b679 100644
--- a/components/main/kabelueberwachung/kue705FO/SlotActivityOverlay.tsx
+++ b/components/main/kabelueberwachung/kue705FO/SlotActivityOverlay.tsx
@@ -1,7 +1,6 @@
 "use client";
 import React, { useEffect, useState } from "react";
-import { useAppSelector, useAppDispatch } from "@/redux/store";
-import { initPersistedTimings } from "@/redux/slices/deviceEventsSlice";
+import { useAppSelector } from "@/redux/store";
 
 export default function SlotActivityOverlay({
   slotIndex,
@@ -25,32 +24,11 @@ export default function SlotActivityOverlay({
   const comparisonStartedAtBySlot = useAppSelector(
     (s) => s.deviceEvents.comparisonStartedAtBySlot
   );
-  const dispatch = useAppDispatch();
 
   const loopActive = Array.isArray(ksx) && ksx[slotIndex] === 1;
   const tdrActive = Array.isArray(ksy) && ksy[slotIndex] === 1;
   const comparisonActive = Array.isArray(ksz) && ksz[slotIndex] === 1;
 
-  // Load persisted timings only once (on mount)
-  useEffect(() => {
-    try {
-      const raw = localStorage.getItem("deviceEventsTimingsV1");
-      if (raw) {
-        const parsed = JSON.parse(raw);
-        dispatch(
-          initPersistedTimings({
-            loop: parsed.loop,
-            tdr: parsed.tdr,
-            compare: parsed.align || parsed.compare,
-          })
-        );
-      }
-    } catch (e) {
-      // eslint-disable-next-line no-console
-      console.warn("Failed to load persisted timings", e);
-    }
-  }, [dispatch]);
-
   // Persist whenever arrays change
   useEffect(() => {
     try {
diff --git a/package-lock.json b/package-lock.json
index 879db1f..d060224 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,12 +1,12 @@
 {
   "name": "cpl-v4",
-  "version": "1.6.866",
+  "version": "1.6.867",
   "lockfileVersion": 3,
   "requires": true,
   "packages": {
     "": {
       "name": "cpl-v4",
-      "version": "1.6.866",
+      "version": "1.6.867",
       "dependencies": {
         "@fontsource/roboto": "^5.1.0",
         "@headlessui/react": "^2.2.4",
diff --git a/package.json b/package.json
index 061c3d0..9de98c1 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "cpl-v4",
-  "version": "1.6.866",
+  "version": "1.6.867",
   "private": true,
   "scripts": {
     "dev": "next dev -p 3000",
diff --git a/redux/slices/deviceEventsSlice.ts b/redux/slices/deviceEventsSlice.ts
index c677fd0..c70dfcb 100644
--- a/redux/slices/deviceEventsSlice.ts
+++ b/redux/slices/deviceEventsSlice.ts
@@ -75,17 +75,24 @@ export const deviceEventsSlice = createSlice({
       // Per-slot transition detection
       for (let i = 0; i < 32; i++) {
         if (prevKsx[i] === 0 && state.ksx[i] === 1) {
-          state.loopStartedAtBySlot[i] = Date.now();
+          // Only set if no existing (hydrated) timestamp
+          if (!state.loopStartedAtBySlot[i]) {
+            state.loopStartedAtBySlot[i] = Date.now();
+          }
         } else if (prevKsx[i] === 1 && state.ksx[i] === 0) {
           state.loopStartedAtBySlot[i] = null;
         }
         if (prevKsy[i] === 0 && state.ksy[i] === 1) {
-          state.tdrStartedAtBySlot[i] = Date.now();
+          if (!state.tdrStartedAtBySlot[i]) {
+            state.tdrStartedAtBySlot[i] = Date.now();
+          }
         } else if (prevKsy[i] === 1 && state.ksy[i] === 0) {
           state.tdrStartedAtBySlot[i] = null;
         }
         if (prevKsz[i] === 0 && state.ksz[i] === 1) {
-          state.comparisonStartedAtBySlot[i] = Date.now();
+          if (!state.comparisonStartedAtBySlot[i]) {
+            state.comparisonStartedAtBySlot[i] = Date.now();
+          }
         } else if (prevKsz[i] === 1 && state.ksz[i] === 0) {
           state.comparisonStartedAtBySlot[i] = null;
         }