diff --git a/.env.development b/.env.development
index 65a52d2..7b36366 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=1.6.519
+NEXT_PUBLIC_APP_VERSION=1.6.520
 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 0503291..8687609 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=1.6.519
+NEXT_PUBLIC_APP_VERSION=1.6.520
 NEXT_PUBLIC_CPL_MODE=production
\ No newline at end of file
diff --git a/CHANGELOG.md b/CHANGELOG.md
index 248e6e0..1038146 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,3 +1,13 @@
+## [1.6.520] – 2025-07-02
+
+- refactor: Admin-Status direkt aus Redux ausgelesen und Props entfernt
+
+- isAdminLoggedIn wird jetzt direkt aus authSlice im Redux-Store gelesen
+- useAdminAuth und Prop-Weitergabe entfernt
+- Flackern des Firmware-Buttons dauerhaft behoben
+- Codestruktur vereinfacht und stabilisiert
+
+---
 ## [1.6.519] – 2025-07-02
 
 - fix: Firmware-Update-Button stabilisiert und Flackern entfernt
diff --git a/components/main/kabelueberwachung/kue705FO/modals/SettingsModalWrapper.tsx b/components/main/kabelueberwachung/kue705FO/modals/SettingsModalWrapper.tsx
index a460796..c4c53cd 100644
--- a/components/main/kabelueberwachung/kue705FO/modals/SettingsModalWrapper.tsx
+++ b/components/main/kabelueberwachung/kue705FO/modals/SettingsModalWrapper.tsx
@@ -4,7 +4,6 @@ import ReactModal from "react-modal";
 import KueEinstellung from "./KueEinstellung";
 import TdrEinstellung from "./TdrEinstellung";
 import Knotenpunkte from "./Knotenpunkte";
-import { useAdminAuth } from "@/components/main/settingsPageComponents/hooks/useAdminAuth";
 
 interface KueModalProps {
   showModal: boolean;
@@ -21,9 +20,6 @@ declare global {
 }
 
 export default function KueModal({ showModal, onClose, slot }: KueModalProps) {
-  const { isAdminLoggedIn: reduxIsAdminLoggedIn } = useAdminAuth(true);
-  const [isAdminLoggedIn] = useState(() => reduxIsAdminLoggedIn); // stabil, flackerfrei
-
   const [activeTab, setActiveTab] = useState<"kue" | "tdr" | "knoten">(() => {
     if (typeof window !== "undefined" && window.__lastKueTab) {
       return window.__lastKueTab;
@@ -106,7 +102,6 @@ export default function KueModal({ showModal, onClose, slot }: KueModalProps) {
             showModal={showModal}
             onModulNameChange={(id) => console.log("Modulname geändert:", id)}
             onClose={onClose}
-            isAdminLoggedIn={isAdminLoggedIn} // Neue
           />
         )}
         {activeTab === "tdr" && (
diff --git a/package-lock.json b/package-lock.json
index 8696681..f2ac301 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,12 +1,12 @@
 {
   "name": "cpl-v4",
-  "version": "1.6.519",
+  "version": "1.6.520",
   "lockfileVersion": 3,
   "requires": true,
   "packages": {
     "": {
       "name": "cpl-v4",
-      "version": "1.6.519",
+      "version": "1.6.520",
       "dependencies": {
         "@fontsource/roboto": "^5.1.0",
         "@iconify-icons/ri": "^1.2.10",
diff --git a/package.json b/package.json
index a99c79c..0bbd620 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "cpl-v4",
-  "version": "1.6.519",
+  "version": "1.6.520",
   "private": true,
   "scripts": {
     "dev": "next dev",