diff --git a/application/WarehouseShippingNote/WarehouseShippingNoteController.php b/application/WarehouseShippingNote/WarehouseShippingNoteController.php
index 7936fc276..160dc9691 100644
--- a/application/WarehouseShippingNote/WarehouseShippingNoteController.php
+++ b/application/WarehouseShippingNote/WarehouseShippingNoteController.php
@@ -30,6 +30,7 @@ class WarehouseShippingNoteController extends TTCrud {
     protected array $defaultOrder = ['key' => 'create', 'order' => 'DESC'];
 
     protected array $additionalJSVariables = ['WAREHOUSE_ADMIN' => true];
+    protected array $additionalHead = ['<link rel="manifest" href="/assets/pwa/shipping-note-manifest.json">'];
 
     protected array $infoMessages = ['create' => 'Lieferschein wurde erstellt.',
                                      'update' => 'Lieferschein wurde aktualisiert',
@@ -593,4 +594,31 @@ class WarehouseShippingNoteController extends TTCrud {
         $logs = WarehouseLogModel::getAll(['table' => 'WarehouseShippingNote','rowId' => $shippingNoteId], null, 0, ['order' => 'DESC', 'key' => 'create']);
         self::returnJson($logs);
     }
+
+    protected function swAction() {
+        $javascript = "self.addEventListener('install', event => {
+    console.log('Patching PWA Service Worker: Installing...');
+});
+
+self.addEventListener('activate', event => {
+    console.log('Patching PWA Service Worker: Activating...');
+});
+
+self.addEventListener('fetch', event => {
+   event.respondWith(fetch(event.request));
+});
+
+console.log('Patching PWA Service Worker: Script loaded.');";
+
+        header("Content-Type: application/javascript");
+        header("Service-Worker-Allowed: /");
+        header("Cache-Control: no-cache");
+        header("Pragma: no-cache");
+        header("Expires: 0");
+
+        echo $javascript;
+        exit;
+
+    }
+
 }
diff --git a/lib/TTCrud/TTCrud.php b/lib/TTCrud/TTCrud.php
index e4fa5144f..928d8f3b0 100644
--- a/lib/TTCrud/TTCrud.php
+++ b/lib/TTCrud/TTCrud.php
@@ -8,6 +8,7 @@
  * @property array $columns
  * @property array $additionalActions
  * @property array $additionalJSVariables
+ * @property array $additionalHead
  * @property array $infoMessages
  * @property bool $onlyView
  * @property array $defaultOrder
@@ -80,6 +81,7 @@ class TTCrud extends mfBaseController {
         ];
 
         if (!empty($this->additionalJSVariables) && is_array($this->additionalJSVariables)) $JS_VARIABLES = array_merge($JS_VARIABLES, $this->additionalJSVariables);
+        if (!empty($this->additionalHead) && is_array($this->additionalHead)) $this->layout()->set('additionalHead', $this->additionalHead);
 
         Helper::renderVue($this, $pageName, $this->headerTitle, $JS_VARIABLES);
     }
diff --git a/public/assets/pwa/shipping-note-manifest.json b/public/assets/pwa/shipping-note-manifest.json
new file mode 100644
index 000000000..650fe3b25
--- /dev/null
+++ b/public/assets/pwa/shipping-note-manifest.json
@@ -0,0 +1,22 @@
+{
+  "name": "thetool Lieferscheine",
+  "short_name": "Lieferscheine",
+  "description": "Lieferscheine für thetool.",
+  "start_url": "/WarehouseShippingNote/",
+  "scope": "/",
+  "display": "standalone",
+  "background_color": "#ffffff",
+  "theme_color": "#000000",
+  "icons": [
+    {
+      "src": "/assets/images/pwa-thetool-192.png",
+      "sizes": "192x192",
+      "type": "image/png"
+    },
+    {
+      "src": "/assets/images/pwa-thetool-512.png",
+      "sizes": "512x512",
+      "type": "image/png"
+    }
+  ]
+}
\ No newline at end of file
diff --git a/public/js/pages/WarehouseShippingNote/WarehouseShippingNote.js b/public/js/pages/WarehouseShippingNote/WarehouseShippingNote.js
index 8b6ff886b..919ad5e90 100644
--- a/public/js/pages/WarehouseShippingNote/WarehouseShippingNote.js
+++ b/public/js/pages/WarehouseShippingNote/WarehouseShippingNote.js
@@ -460,3 +460,15 @@ Vue.component('warehouse-shipping-note', {
         },
     }
 })
+
+window.addEventListener('DOMContentLoaded', () => {
+    if ('serviceWorker' in navigator) {
+        navigator.serviceWorker.register('/WarehouseShippingNote/sw', { scope: '/' })
+            .then(registration => {
+                console.log('Patching PWA Service Worker registered with scope:', registration.scope);
+            })
+            .catch(error => {
+                console.error('Patching PWA Service Worker registration failed:', error);
+            });
+    }
+})
\ No newline at end of file