diff --git a/front/php/templates/language/es_es.json b/front/php/templates/language/es_es.json
old mode 100644
new mode 100755
diff --git a/front/plugins/sync/hub.php b/front/plugins/sync/hub.php
index 0e9b2ee3..ddd69d89 100755
--- a/front/plugins/sync/hub.php
+++ b/front/plugins/sync/hub.php
@@ -24,14 +24,14 @@ function checkAuthorization($method) {
 
 // ----------------------------------------------
 // Function to return JSON response
-function jsonResponse($status, $data = [], $message = '') {
+function jsonResponse($status, $data = '', $message = '') {
     http_response_code($status);
     header('Content-Type: application/json');
     echo json_encode([
         'node_name' => getSettingValue('SYNC_node_name'),
         'status' => $status,
         'message' => $message,
-        'data' => $data,
+        'data_base64' => $data,
         'timestamp' => date('Y-m-d H:i:s')
     ]);
 }
@@ -50,13 +50,13 @@ if ($method === 'GET') {
     $data = file_get_contents($file_path);   
 
     // Prepare the data to return as a JSON response
-    $response_data = [
-        'data_base64' => base64_encode($data),  
-    ];
+    $response_data = base64_encode($data);
 
     // Return JSON response
     jsonResponse(200, $response_data, 'OK');
 
+    write_notification("[Plugin: SYNC] Data sent", "info");
+
 }
 // receiving data (this is a HUB)
 else if ($method === 'POST') {
diff --git a/front/plugins/sync/sync.py b/front/plugins/sync/sync.py
index eae9a2a6..2cd6303e 100755
--- a/front/plugins/sync/sync.py
+++ b/front/plugins/sync/sync.py
@@ -7,6 +7,7 @@ import hashlib
 import requests
 import json
 import sqlite3
+import base64
 
 
 # Define the installation path and extend the system path for plugin imports
@@ -106,7 +107,7 @@ def main():
     # pull data from nodes if specified
     if len(pull_nodes) > 0:
         for node_url in pull_nodes:
-            response_json, node_name = get_data(api_token, node_url)
+            response_json = get_data(api_token, node_url)
             
             # Extract node_name and base64 data
             node_name = response_json.get('node_name', 'unknown_node')
@@ -119,10 +120,10 @@ def main():
             log_file_name = f'{file_prefix}.{node_name}.log'
 
             # Write decoded data to log file
-            with open(file_path = os.path.join(file_dir, log_file_name), 'wb') as log_file:
+            with open(os.path.join(file_dir, log_file_name), 'wb') as log_file:
                 log_file.write(decoded_data)
 
-            message = f'[{pluginName}] Data for "{plugin_folder}" from node "{node_name}" written to {log_file_name}'
+            message = f'[{pluginName}] Device data from node "{node_name}" written to {log_file_name}'
             mylog('verbose', [message])
             write_notification(message, 'info', timeNowTZ())           
         
@@ -269,7 +270,7 @@ def get_data(api_token, node_url):
 
     # mylog('verbose', [f'[{pluginName}] response: "{response}"'])
 
-   if response.status_code == 200:
+    if response.status_code == 200:
         try:
             # Parse JSON response
             response_json = response.json()
diff --git a/server/initialise.py b/server/initialise.py
index 26a25caf..feba2caf 100755
--- a/server/initialise.py
+++ b/server/initialise.py
@@ -342,7 +342,7 @@ def importConfigs (db, all_plugins):
             # ccd(key, default, config_dir, name, inputtype, options, group, events=None, desc="", regex="", setJsonMetadata=None, overrideTemplate=None, forceDefault=False)
             ccd('VERSION', buildTimestamp , c_d, '_KEEP_', '_KEEP_', '_KEEP_', '_KEEP_', None, "_KEEP_", "", None, None, True)
             
-            write_notification(f'[Upgrade] : App upgraded 🚀 Please clear the cache: <ol>  <li>Clear the browser cache (shift + browser refresh button)</li> <li> Clear app cache with the 🔄 (reload) button in the header</li></ol> Check out new features and what has changed in the <a href="https://github.com/jokob-sk/NetAlertX/releases" target="_blank">📓 release notes</a>.', 'interrupt', timeNowTZ())
+            write_notification(f'[Upgrade] : App upgraded 🚀 Please clear the cache: <ol> <li>Click OK below</li>  <li>Clear the browser cache (shift + browser refresh button)</li> <li> Clear app cache with the 🔄 (reload) button in the header</li><li>Go to Settings and click Save</li> </ol> Check out new features and what has changed in the <a href="https://github.com/jokob-sk/NetAlertX/releases" target="_blank">📓 release notes</a>.', 'interrupt', timeNowTZ())
 
 
     # Insert settings into the DB