diff --git a/CampusAppWP8/CampusAppWP8/App.xaml.cs b/CampusAppWP8/CampusAppWP8/App.xaml.cs
index d18b6f23..81f3a560 100644
--- a/CampusAppWP8/CampusAppWP8/App.xaml.cs
+++ b/CampusAppWP8/CampusAppWP8/App.xaml.cs
@@ -46,7 +46,7 @@ namespace CampusAppWP8
             if (Debugger.IsAttached)
             {
                 // Zähler für die aktuelle Bildrate anzeigen
-                // Application.Current.Host.Settings.EnableFrameRateCounter = true;
+                Application.Current.Host.Settings.EnableFrameRateCounter = true;
 
                 // Bereiche der Anwendung hervorheben, die mit jedem Bild neu gezeichnet werden.
                 //Application.Current.Host.Settings.EnableRedrawRegions = true;
diff --git a/CampusAppWP8/CampusAppWP8/Assets/screenshots/720p_lecture.png b/CampusAppWP8/CampusAppWP8/Assets/screenshots/720p_lecture.png
index 3bf8548b..3be6b815 100644
Binary files a/CampusAppWP8/CampusAppWP8/Assets/screenshots/720p_lecture.png and b/CampusAppWP8/CampusAppWP8/Assets/screenshots/720p_lecture.png differ
diff --git a/CampusAppWP8/CampusAppWP8/Pages/Campusmap/CampusMapPage.xaml.cs b/CampusAppWP8/CampusAppWP8/Pages/Campusmap/CampusMapPage.xaml.cs
index 0b2fae14..f8e25a50 100644
--- a/CampusAppWP8/CampusAppWP8/Pages/Campusmap/CampusMapPage.xaml.cs
+++ b/CampusAppWP8/CampusAppWP8/Pages/Campusmap/CampusMapPage.xaml.cs
@@ -466,9 +466,9 @@ namespace CampusAppWP8.Pages.Campusmap
         private void SearchPlaceByNFC_Click(object sender, EventArgs e)
         {
             MessageBoxes.ShowMainModelInfoMessageBox(AppResources.ScarNfc_Search);
-            this.DefHeader.ProgressVisibility = Visibility.Visible;
-            this.device.StopSubscribingForMessage(this.ndefId);
-            this.ndefId = this.device.SubscribeForMessage(Constants.NCFMessageType_NDEF, this.NDEFHandler);
+            // this.DefHeader.ProgressVisibility = Visibility.Visible;
+            // this.device.StopSubscribingForMessage(this.ndefId);
+            // this.ndefId = this.device.SubscribeForMessage(Constants.NCFMessageType_NDEF, this.NDEFHandler);
         }
 
         /// <summary> Method  start a QRCodeScan. </summary>
diff --git a/CampusAppWP8/CampusAppWP8/Pages/StartPage.xaml.cs b/CampusAppWP8/CampusAppWP8/Pages/StartPage.xaml.cs
index 6b98afdb..80f8532a 100644
--- a/CampusAppWP8/CampusAppWP8/Pages/StartPage.xaml.cs
+++ b/CampusAppWP8/CampusAppWP8/Pages/StartPage.xaml.cs
@@ -276,8 +276,9 @@ namespace CampusAppWP8.Pages
         /// <param name="e">      some EventArgs. </param>
         private void ApplicationBarMenuItem4_Click(object sender, EventArgs e)
         {
-            this.device.StopSubscribingForMessage(this.ndefId);
-            this.ndefId = this.device.SubscribeForMessage(Constants.NCFMessageType_NDEF, this.NDEFHandler);
+            MessageBoxes.ShowMainModelInfoMessageBox(AppResources.ScarNfc_Search);
+            // this.device.StopSubscribingForMessage(this.ndefId);
+            //  this.ndefId = this.device.SubscribeForMessage(Constants.NCFMessageType_NDEF, this.NDEFHandler);
         }
 
         /// <summary> Event handler. Called by ApplicationBarMenuItem5 for click events. </summary>
diff --git a/CampusAppWP8/CampusAppWP8/Resources/AppResources.Designer.cs b/CampusAppWP8/CampusAppWP8/Resources/AppResources.Designer.cs
index f3e2f9f1..e048fd68 100644
--- a/CampusAppWP8/CampusAppWP8/Resources/AppResources.Designer.cs
+++ b/CampusAppWP8/CampusAppWP8/Resources/AppResources.Designer.cs
@@ -925,7 +925,7 @@ namespace CampusAppWP8.Resources {
         }
         
         /// <summary>
-        ///   Sucht eine lokalisierte Zeichenfolge, die Bitte halten Sie das Handy vor dem NFC-Tag ähnelt.
+        ///   Sucht eine lokalisierte Zeichenfolge, die Bitte halten Sie das Handy vor dem NFC-Tag und stellen Sie sicher das NFC (Tap+Send) eingeschaltet ist. ähnelt.
         /// </summary>
         public static string ScarNfc_Search {
             get {
diff --git a/CampusAppWP8/CampusAppWP8/Resources/AppResources.resx b/CampusAppWP8/CampusAppWP8/Resources/AppResources.resx
index f45840a6..dd4a19a6 100644
--- a/CampusAppWP8/CampusAppWP8/Resources/AppResources.resx
+++ b/CampusAppWP8/CampusAppWP8/Resources/AppResources.resx
@@ -417,7 +417,7 @@
     <value>BTU-Tag via QR-Code</value>
   </data>
   <data name="ScarNfc_Search" xml:space="preserve">
-    <value>Bitte halten Sie das Handy vor dem NFC-Tag</value>
+    <value>Bitte halten Sie das Handy vor dem NFC-Tag und stellen Sie sicher das NFC (Tap+Send) eingeschaltet ist.</value>
   </data>
   <data name="PlaceLabel_Accessbility" xml:space="preserve">
     <value>Barrierefreiheit</value>
diff --git a/CampusAppWP8/CampusAppWP8ScheduledTaskAgent/ScheduledAgent.cs b/CampusAppWP8/CampusAppWP8ScheduledTaskAgent/ScheduledAgent.cs
index eb22f70b..7d2cb57b 100644
--- a/CampusAppWP8/CampusAppWP8ScheduledTaskAgent/ScheduledAgent.cs
+++ b/CampusAppWP8/CampusAppWP8ScheduledTaskAgent/ScheduledAgent.cs
@@ -409,7 +409,7 @@ namespace CampusAppWP8ScheduledTaskAgent
         /// <returns> true, if it is up-to-date, otherwise false. </returns>
         private bool CheckRssIsUpToDate(DateTime lastModified)
         {
-            int diff = lastModified.CompareTo(DateTime.Now.AddDays(1));
+            int diff = lastModified.CompareTo(DateTime.Now.AddHours(3));
 
             if (diff < 0)
             {