diff --git a/RFiDGear/DataAccessLayer/Local/CustomConverter.cs b/RFiDGear/DataAccessLayer/Local/CustomConverter.cs
index 77b396d..da6acf4 100644
--- a/RFiDGear/DataAccessLayer/Local/CustomConverter.cs
+++ b/RFiDGear/DataAccessLayer/Local/CustomConverter.cs
@@ -352,7 +352,7 @@ public static IEnumerable<string> GenerateStringSequence(int n1, int n2)
         {
             while (n1 <= n2)
             {
-                yield return n1++.ToString();
+                yield return n1++.ToString(CultureInfo.CurrentCulture);
             }
         }
 
diff --git a/RFiDGear/DataAccessLayer/Remote/FromFile/DatabaseReaderWriter.cs b/RFiDGear/DataAccessLayer/Remote/FromFile/DatabaseReaderWriter.cs
index dd26bed..f087fb7 100644
--- a/RFiDGear/DataAccessLayer/Remote/FromFile/DatabaseReaderWriter.cs
+++ b/RFiDGear/DataAccessLayer/Remote/FromFile/DatabaseReaderWriter.cs
@@ -70,7 +70,7 @@ public DatabaseReaderWriter()
                 foreach(string file in Directory.GetFiles(appDataPath))
                 {
                     FileInfo fi = new FileInfo(file);
-                    if (fi.Extension.ToLower().Contains("rfprj"))
+                    if (fi.Extension.ToLower(CultureInfo.CurrentCulture).Contains("rfprj"))
                     {
                         fi.Delete();
                     }
diff --git a/RFiDGear/DataAccessLayer/Remote/FromFile/SettingsReaderWriter.cs b/RFiDGear/DataAccessLayer/Remote/FromFile/SettingsReaderWriter.cs
index 05673b3..84eab00 100644
--- a/RFiDGear/DataAccessLayer/Remote/FromFile/SettingsReaderWriter.cs
+++ b/RFiDGear/DataAccessLayer/Remote/FromFile/SettingsReaderWriter.cs
@@ -4,6 +4,7 @@
 using Log4CSharp;
 
 using System;
+using System.Globalization;
 using System.IO;
 using System.Reflection;
 using System.Text;
@@ -101,7 +102,7 @@ public SettingsReaderWriter()
                     doc.DocumentElement.AppendChild(PayLoadElem);
                     doc.DocumentElement.AppendChild(InfoTextElem);
 
-                    CheckIntervalElem.InnerText = _updateInterval.ToString();
+                    CheckIntervalElem.InnerText = _updateInterval.ToString(CultureInfo.CurrentCulture);
                     RemoteConfigUriElem.InnerText = _updateURL;
                     SecurityTokenElem.InnerText = _securityToken;
                     BaseUriElem.InnerText = _baseUri;
diff --git a/RFiDGear/DataAccessLayer/Remote/FromIO/ElatecNetProvider.cs b/RFiDGear/DataAccessLayer/Remote/FromIO/ElatecNetProvider.cs
index f300d12..f0cb4f1 100644
--- a/RFiDGear/DataAccessLayer/Remote/FromIO/ElatecNetProvider.cs
+++ b/RFiDGear/DataAccessLayer/Remote/FromIO/ElatecNetProvider.cs
@@ -122,24 +122,29 @@ public override ERROR WriteMifareClassicSingleBlock(int _blockNumber, string _aK
             return WriteMifareClassicSingleSector(
                 CustomConverter.GetSectorNumberFromChipBasedDataBlockNumber(_blockNumber), _aKey, _bKey, buffer);
         }
+
         public override ERROR ReadMifareClassicSingleSector(int sectorNumber, string aKey, string bKey)
         {
             return readWriteAccessOnClassicSector(sectorNumber, aKey, bKey, null);
         }
+
         public override ERROR WriteMifareClassicSingleSector(int sectorNumber, string aKey, string bKey, byte[] buffer)
         {
             return readWriteAccessOnClassicSector(sectorNumber, aKey, bKey, buffer);
         }
+ 
         public override ERROR WriteMifareClassicWithMAD(int _madApplicationID, int _madStartSector,
             string _aKeyToUse, string _bKeyToUse, string _aKeyToWrite, string _bKeyToWrite,
-            string _madAKeyToUse, string _madBKeyToUse, string _madAKeyToWrite, string _madBKeyToWrite,
-            byte[] buffer, byte _madGPB, SectorAccessBits _sab, bool _useMADToAuth = false, bool _keyToWriteUseMAD = false)
+            string _madAKeyToUse, string _madBKeyToUse, string _madAKeyToWrite, 
+            string _madBKeyToWrite, byte[] buffer, byte _madGPB, SectorAccessBits _sab, 
+            bool _useMADToAuth, bool _keyToWriteUseMAD)
         {
             throw new NotImplementedException();
         }
+
         public override ERROR ReadMifareClassicWithMAD(int madApplicationID, string _aKeyToUse, 
             string _bKeyToUse, string _madAKeyToUse, string _madBKeyToUse, int _length, byte _madGPB, 
-            bool _useMADToAuth = true, bool _aiToUseIsMAD = false)
+            bool _useMADToAuth, bool _aiToUseIsMAD)
         {
             throw new NotImplementedException();
         }
@@ -239,6 +244,7 @@ public override ERROR GetMiFareDESFireChipAppIDs(string _appMasterKey, DESFireKe
 
             return ERROR.NoError;
         }
+ 
         public override ERROR CreateMifareDesfireFile(string _appMasterKey, DESFireKeyType _keyTypeAppMasterKey, FileType_MifareDesfireFileType _fileType, DESFireAccessRights _accessRights, EncryptionMode _encMode,
                                      int _appID, int _fileNo, int _fileSize,
                                      int _minValue = 0, int _maxValue = 1000, int _initValue = 0, bool _isValueLimited = false,
@@ -246,6 +252,7 @@ public override ERROR CreateMifareDesfireFile(string _appMasterKey, DESFireKeyTy
         {
             throw new NotImplementedException();
         }
+
         public override ERROR ReadMiFareDESFireChipFile(string _appMasterKey, DESFireKeyType _keyTypeAppMasterKey,
                                        string _appReadKey, DESFireKeyType _keyTypeAppReadKey, int _readKeyNo,
                                        string _appWriteKey, DESFireKeyType _keyTypeAppWriteKey, int _writeKeyNo,
@@ -254,6 +261,7 @@ public override ERROR ReadMiFareDESFireChipFile(string _appMasterKey, DESFireKey
         {
             throw new NotImplementedException();
         }
+
         public override ERROR WriteMiFareDESFireChipFile(string _cardMasterKey, DESFireKeyType _keyTypeCardMasterKey,
                                         string _appMasterKey, DESFireKeyType _keyTypeAppMasterKey,
                                         string _appReadKey, DESFireKeyType _keyTypeAppReadKey, int _readKeyNo,
diff --git a/RFiDGear/DataAccessLayer/Remote/FromIO/LibLogicalAccessProvider.cs b/RFiDGear/DataAccessLayer/Remote/FromIO/LibLogicalAccessProvider.cs
index 8ad8416..4a2bd7c 100644
--- a/RFiDGear/DataAccessLayer/Remote/FromIO/LibLogicalAccessProvider.cs
+++ b/RFiDGear/DataAccessLayer/Remote/FromIO/LibLogicalAccessProvider.cs
@@ -1746,7 +1746,6 @@ public override ERROR ChangeMifareDesfireApplicationKey(
                 };
                 CustomConverter.FormatMifareDesfireKeyStringWithSpacesEachByte(_applicationMasterKeyTarget);
                 applicationMasterKeyTarget.Value = CustomConverter.DesfireKeyToCheck;
-                //applicationMasterKeyTarget.KeyVersion = applicationMasterKeyTarget.KeyVersion = 1;
 
                 if (readerUnit.ConnectToReader())
                 {
diff --git a/RFiDGear/Properties/AssemblyInfo.cs b/RFiDGear/Properties/AssemblyInfo.cs
index d54d89c..8e228ec 100644
--- a/RFiDGear/Properties/AssemblyInfo.cs
+++ b/RFiDGear/Properties/AssemblyInfo.cs
@@ -1,3 +1,4 @@
+using System.Resources;
 #region Using directives
 using System;
 using System.Reflection;
@@ -12,7 +13,7 @@
 [assembly: AssemblyConfiguration("x86")]
 [assembly: AssemblyCompany("")]
 [assembly: AssemblyProduct("RFiDGear")]
-[assembly: AssemblyCopyright("Copyright 2016")]
+[assembly: AssemblyCopyright("Copyright 2022")]
 [assembly: AssemblyTrademark("")]
 [assembly: AssemblyCulture("")]
 // This sets the default COM visibility of types in the assembly to invisible.
@@ -24,5 +25,6 @@
 //
 // You can specify all the values or you can use the default the Revision and
 // Build Numbers by using the '*' as shown below:
-[assembly: AssemblyVersion("1.0.*")]
+[assembly: AssemblyVersion("1.1.*")]
 [assembly: Guid("a34bc413-e349-4fd1-8b90-2eb95a333436")]
+[assembly: NeutralResourcesLanguage("en")]
diff --git a/RFiDGear/RFiDGear.csproj b/RFiDGear/RFiDGear.csproj
index 3451d1a..fec7cf7 100644
--- a/RFiDGear/RFiDGear.csproj
+++ b/RFiDGear/RFiDGear.csproj
@@ -26,6 +26,7 @@
     <ApplicationIcon>Resources\logo.ico</ApplicationIcon>
     <NuGetPackageImportStamp>
     </NuGetPackageImportStamp>
+    <IsWebBootstrapper>false</IsWebBootstrapper>
     <PublishUrl>publish\</PublishUrl>
     <Install>true</Install>
     <InstallFrom>Disk</InstallFrom>
@@ -37,8 +38,7 @@
     <UpdateRequired>false</UpdateRequired>
     <MapFileExtensions>true</MapFileExtensions>
     <ApplicationRevision>0</ApplicationRevision>
-    <ApplicationVersion>1.0.0.%2a</ApplicationVersion>
-    <IsWebBootstrapper>false</IsWebBootstrapper>
+    <ApplicationVersion>1.1.0.%2a</ApplicationVersion>
     <UseApplicationTrust>false</UseApplicationTrust>
     <BootstrapperEnabled>true</BootstrapperEnabled>
   </PropertyGroup>
diff --git a/RFiDGear/RFiDGear.csproj.user b/RFiDGear/RFiDGear.csproj.user
index b5a0c5e..9480e51 100644
--- a/RFiDGear/RFiDGear.csproj.user
+++ b/RFiDGear/RFiDGear.csproj.user
@@ -5,7 +5,7 @@
     <StartWorkingDirectory>D:\Seafile\Dokumente Privat\Steven\Projekte\Software\Windows\RFIDGear\RFiDGear\bin\Debug\</StartWorkingDirectory>
   </PropertyGroup>
   <PropertyGroup>
-    <PublishUrlHistory />
+    <PublishUrlHistory>publish\</PublishUrlHistory>
     <InstallUrlHistory />
     <SupportUrlHistory />
     <UpdateUrlHistory />
diff --git a/RFiDGear/View/AboutView.xaml b/RFiDGear/View/AboutView.xaml
index 2cc884b..bfe049d 100644
--- a/RFiDGear/View/AboutView.xaml
+++ b/RFiDGear/View/AboutView.xaml
@@ -8,8 +8,9 @@
     xmlns:v="clr-namespace:RFiDGear.View"
     Title="{Binding Caption}"
     Width="300"
-    Height="400"
+
     ResizeMode="NoResize"
+    SizeToContent="WidthAndHeight"
     WindowStartupLocation="CenterScreen">
     <Window.Resources>
         <dal:ResourceLoader x:Key="Localization" />
@@ -17,8 +18,9 @@
     <Grid Margin="0,0,0,0">
         <Grid.RowDefinitions>
             <RowDefinition Height="142" />
-            <RowDefinition Height="142" />
-            <RowDefinition Height="42" />
+            <RowDefinition Height="120" />
+            <RowDefinition Height="36" />
+            <RowDefinition Height="40"/>
         </Grid.RowDefinitions>
         <Grid.ColumnDefinitions>
             <ColumnDefinition Width="*" />
@@ -28,7 +30,7 @@
         <TextBlock
             Grid.Row="1"
             Grid.ColumnSpan="3"
-            Margin="10,9,10,11"
+            Margin="10,8.8,9.6,10.4"
             HorizontalAlignment="Stretch"
             VerticalAlignment="Stretch"
             Focusable="False"
@@ -36,6 +38,12 @@
             Text="{Binding AboutText, UpdateSourceTrigger=PropertyChanged, Mode=TwoWay}"
             TextAlignment="Center"
             TextWrapping="Wrap" />
+        <TextBlock Grid.Row="2" Grid.ColumnSpan="3" Margin="0,0,0,0" Grid.RowSpan="1" HorizontalAlignment="Center" VerticalAlignment="Center">           
+    <Hyperlink NavigateUri="https://github.com/c3rebro/RFiDGear/releases" RequestNavigate="Hyperlink_RequestNavigate">
+        Changelog
+    </Hyperlink>
+        </TextBlock>
+
         <Image
             x:Name="image"
             Grid.Column="1"
@@ -44,12 +52,12 @@
             HorizontalAlignment="Center"
             VerticalAlignment="Center"
             Opacity="1"
-            Source="/Resources/splash.png" />
+            Source="/Resources/splash.png" Margin="0.4,27,0,26.2" />
         <Button
-            Grid.Row="2"
+            Grid.Row="3"
             Grid.Column="1"
             Width="80"
-            Margin="0,10,0,0"
+            Margin="5.4,5,5,0"
             HorizontalAlignment="Center"
             VerticalAlignment="Top"
             Command="{Binding OkCommand}"
diff --git a/RFiDGear/View/AboutView.xaml.cs b/RFiDGear/View/AboutView.xaml.cs
index be500f3..53fbfde 100644
--- a/RFiDGear/View/AboutView.xaml.cs
+++ b/RFiDGear/View/AboutView.xaml.cs
@@ -1,5 +1,6 @@
 using System;
 using System.Collections.Generic;
+using System.Diagnostics;
 using System.Linq;
 using System.Text;
 using System.Threading.Tasks;
@@ -24,5 +25,13 @@ public AboutView()
         {
             InitializeComponent();
         }
+
+        private void Hyperlink_RequestNavigate(object sender, RequestNavigateEventArgs e)
+        {
+            // for .NET Core you need to add UseShellExecute = true
+            // see https://docs.microsoft.com/dotnet/api/system.diagnostics.processstartinfo.useshellexecute#property-value
+            Process.Start(new ProcessStartInfo(e.Uri.AbsoluteUri));
+            e.Handled = true;
+        }
     }
 }
diff --git a/RFiDGear/ViewModel/HirarchicalDataTemplateViewModels/RFiDChipChildLayerViewModel.cs b/RFiDGear/ViewModel/HirarchicalDataTemplateViewModels/RFiDChipChildLayerViewModel.cs
index c0dfa84..82b4241 100644
--- a/RFiDGear/ViewModel/HirarchicalDataTemplateViewModels/RFiDChipChildLayerViewModel.cs
+++ b/RFiDGear/ViewModel/HirarchicalDataTemplateViewModels/RFiDChipChildLayerViewModel.cs
@@ -11,6 +11,7 @@
 using System.Collections.Generic;
 using System.Collections.ObjectModel;
 using System.Windows.Controls;
+using System.Globalization;
 using System.Windows.Input;
 using System.Xml.Serialization;
 
@@ -464,7 +465,7 @@ public string ChildNodeHeader
                         break;
 
                     default:
-                        if(Enum.GetName(typeof(CARD_TYPE), _cardType).ToLower().Contains("desfire"))
+                        if(Enum.GetName(typeof(CARD_TYPE), _cardType).ToLower(CultureInfo.CurrentCulture).Contains("desfire"))
                         {
                             childNodeHeader = string.Format("AppID: {0}", appModel.appID);
                         }
diff --git a/RFiDGear/ViewModel/HirarchicalDataTemplateViewModels/RFiDChipParentLayerViewModel.cs b/RFiDGear/ViewModel/HirarchicalDataTemplateViewModels/RFiDChipParentLayerViewModel.cs
index 6522d8c..f885ae5 100644
--- a/RFiDGear/ViewModel/HirarchicalDataTemplateViewModels/RFiDChipParentLayerViewModel.cs
+++ b/RFiDGear/ViewModel/HirarchicalDataTemplateViewModels/RFiDChipParentLayerViewModel.cs
@@ -12,6 +12,7 @@
 using System.Collections.Generic;
 using System.Collections.ObjectModel;
 using System.Linq;
+using System.Globalization;
 using System.Windows.Controls;
 using System.Windows.Input;
 using System.Xml.Serialization;
@@ -373,7 +374,7 @@ private void MifareDesfireQuickCheck()
                                                 RFiDChipGrandChildLayerViewModel grandChild = Children.First(x => x.AppID == appID).Children.First(y => (y.DesfireFile != null ? y.DesfireFile.FileID : -1) == fileID);
 
                                                 grandChild.Children.Add(new RFiDChipGrandGrandChildLayerViewModel(string.Format("FileType: {0}", Enum.GetName(typeof(FileType_MifareDesfireFileType), device.DesfireFileSettings.FileType)), grandChild));
-                                                grandChild.Children.Add(new RFiDChipGrandGrandChildLayerViewModel(string.Format("FileSize: {0}Bytes", device.DesfireFileSettings.dataFile.fileSize.ToString()), grandChild));
+                                                grandChild.Children.Add(new RFiDChipGrandGrandChildLayerViewModel(string.Format("FileSize: {0}Bytes", device.DesfireFileSettings.dataFile.fileSize.ToString(CultureInfo.CurrentCulture)), grandChild));
                                                 grandChild.Children.Add(new RFiDChipGrandGrandChildLayerViewModel(string.Format("EncryptionMode: {0}", Enum.GetName(typeof(EncryptionMode), device.DesfireFileSettings.comSett)), grandChild));
                                                 grandChild.Children.Add(new RFiDChipGrandGrandChildLayerViewModel(string.Format("Read: {0}", Enum.GetName(typeof(TaskAccessRights), (device.DesfireFileSettings.accessRights[1] & 0xF0) >> 4)), grandChild));
                                                 grandChild.Children.Add(new RFiDChipGrandGrandChildLayerViewModel(string.Format("Write: {0}", Enum.GetName(typeof(TaskAccessRights), device.DesfireFileSettings.accessRights[1] & 0x0F)), grandChild));
@@ -831,7 +832,7 @@ private void LoadChildren()
                     break;
 
                 default:
-                    if(Enum.GetName(typeof(CARD_TYPE), CardType).ToLower().Contains("desfire"))
+                    if(Enum.GetName(typeof(CARD_TYPE), CardType).ToLower(CultureInfo.CurrentCulture).Contains("desfire"))
                     {
                         _children.Add(new RFiDChipChildLayerViewModel(new MifareDesfireAppModel(0), this, CardType, dialogs));
                     }
diff --git a/RFiDGear/ViewModel/MainWindowViewModel.cs b/RFiDGear/ViewModel/MainWindowViewModel.cs
index 0d95014..9e1b575 100644
--- a/RFiDGear/ViewModel/MainWindowViewModel.cs
+++ b/RFiDGear/ViewModel/MainWindowViewModel.cs
@@ -843,25 +843,24 @@ private void OnNewExecuteQuickCheckCommand()
 
                 ReadChipCommand.Execute(null);
 
-                if (treeViewParentNodes != null && !treeViewParentNodes.Any(x => x.IsSelected) && treeViewParentNodes.Count > 0)
+                if (treeViewParentNodes != null && treeViewParentNodes.Any(x => x.IsSelected) && treeViewParentNodes.Count > 0)
                 {
                     treeViewParentNodes.FirstOrDefault().IsSelected = true;
-                }
 
-                if (treeViewParentNodes.Single(x => x.IsSelected == true).CardType == CARD_TYPE.Mifare1K ||
-                    treeViewParentNodes.Single(x => x.IsSelected == true).CardType == CARD_TYPE.Mifare2K || 
-                    treeViewParentNodes.Single(x => x.IsSelected == true).CardType == CARD_TYPE.Mifare4K)
-                {
-                    treeViewParentNodes.Single(x => x.IsSelected == true).ExecuteClassicQuickCheckCommand.Execute(null);
-                } // Mifare Classic
+                    if (treeViewParentNodes.Single(x => x.IsSelected == true).CardType == CARD_TYPE.Mifare1K ||
+                        treeViewParentNodes.Single(x => x.IsSelected == true).CardType == CARD_TYPE.Mifare2K ||
+                        treeViewParentNodes.Single(x => x.IsSelected == true).CardType == CARD_TYPE.Mifare4K)
+                    {
+                        treeViewParentNodes.Single(x => x.IsSelected == true).ExecuteClassicQuickCheckCommand.Execute(null);
+                    } // Mifare Classic
 
-                else if (Enum.GetName(typeof(CARD_TYPE), treeViewParentNodes.Single(x => x.IsSelected == true).CardType).ToLower().Contains("desfire"))
-                {
-                    treeViewParentNodes.Single(x => x.IsSelected == true).ExecuteDesfireQuickCheckCommand.Execute(null);
-                } // Mifare Desfire
+                    else if (Enum.GetName(typeof(CARD_TYPE), treeViewParentNodes.Single(x => x.IsSelected == true).CardType).ToLower(CultureInfo.CurrentCulture).Contains("desfire"))
+                    {
+                        treeViewParentNodes.Single(x => x.IsSelected == true).ExecuteDesfireQuickCheckCommand.Execute(null);
+                    } // Mifare Desfire
+                }
 
                 Mouse.OverrideCursor = null;
-
             }
             catch
             {
diff --git a/RFiDGear/ViewModel/TaskSetupViewModels/CommonTaskViewModel.cs b/RFiDGear/ViewModel/TaskSetupViewModels/CommonTaskViewModel.cs
index b396c75..20bdc8c 100644
--- a/RFiDGear/ViewModel/TaskSetupViewModels/CommonTaskViewModel.cs
+++ b/RFiDGear/ViewModel/TaskSetupViewModels/CommonTaskViewModel.cs
@@ -19,6 +19,7 @@
 using System.Collections.Generic;
 using System.Collections.ObjectModel;
 using System.Diagnostics;
+using System.Globalization;
 using System.Linq;
 using System.Reflection;
 using System.Threading.Tasks;
@@ -957,7 +958,7 @@ private void OnNewWriteReportCommand(ReportReaderWriter _reportReaderWriter)
 
                                 if (temporaryContent.Contains("%DATETIME"))
                                 {
-                                    temporaryContent = temporaryContent.Replace("%DATETIME", DateTime.Now.ToString() ?? "");
+                                    temporaryContent = temporaryContent.Replace("%DATETIME", DateTime.Now.ToString(CultureInfo.CurrentCulture) ?? "");
                                     hasVariable = true;
                                 }
 
@@ -969,7 +970,7 @@ private void OnNewWriteReportCommand(ReportReaderWriter _reportReaderWriter)
 
                                 if (temporaryContent.Contains("%FREEMEM"))
                                 {
-                                    temporaryContent = temporaryContent.Replace("%FREEMEM", DesfireChip?.FreeMemory.ToString() ?? "");
+                                    temporaryContent = temporaryContent.Replace("%FREEMEM", DesfireChip?.FreeMemory.ToString(CultureInfo.CurrentCulture) ?? "");
                                     hasVariable = true;
                                 }
 
@@ -981,7 +982,7 @@ private void OnNewWriteReportCommand(ReportReaderWriter _reportReaderWriter)
 
                                 if (temporaryContent.Contains("%COUNTAPPS"))
                                 {
-                                    temporaryContent = temporaryContent.Replace("%COUNTAPPS", DesfireChip?.AppList?.Count.ToString());
+                                    temporaryContent = temporaryContent.Replace("%COUNTAPPS", DesfireChip?.AppList?.Count.ToString(CultureInfo.CurrentCulture));
                                     hasVariable = true;
                                 }
 
@@ -1396,7 +1397,7 @@ private void OnNewCheckLogicConditionCommand(ObservableCollection<object> _tasks
 
                                     else if (CompareValue.Contains("!="))
                                     {
-                                        string[] comparetemp = CompareValue.Split(new string[] { "!=" }, 2, StringSplitOptions.None);
+                                        var comparetemp = CompareValue.Split(new string[] { "!=" }, 2, StringSplitOptions.None);
 
                                         //assume 2 values to compare
                                         if (comparetemp.Length == 2)
@@ -1454,7 +1455,7 @@ private void OnNewCheckLogicConditionCommand(ObservableCollection<object> _tasks
 
                                     else if (CompareValue.Contains("=="))
                                     {
-                                        string[] comparetemp = CompareValue.Split(new string[] { "==" }, 2, StringSplitOptions.None);
+                                        var comparetemp = CompareValue.Split(new string[] { "==" }, 2, StringSplitOptions.None);
 
                                         //assume 2 values to compare
                                         if (comparetemp.Length == 2)
@@ -1595,7 +1596,7 @@ private void OnNewExecuteProgramCommand()
 
                     if (ProgramToExecute.Contains("%DATETIME"))
                     {
-                        ProgramToExecute = ProgramToExecute.Replace("%DATETIME", DateTime.Now.ToString() ?? "");
+                        ProgramToExecute = ProgramToExecute.Replace("%DATETIME", DateTime.Now.ToString(CultureInfo.CurrentCulture) ?? "");
                     }
 
                     if (ProgramToExecute.Contains("%DATE"))
@@ -1605,7 +1606,7 @@ private void OnNewExecuteProgramCommand()
 
                     if (ProgramToExecute.Contains("%FREEMEM"))
                     {
-                        ProgramToExecute = ProgramToExecute.Replace("%FREEMEM", DesfireChip?.FreeMemory.ToString() ?? "");
+                        ProgramToExecute = ProgramToExecute.Replace("%FREEMEM", DesfireChip?.FreeMemory.ToString(CultureInfo.CurrentCulture) ?? "");
                     }
 
                     if (ProgramToExecute.Contains("%LISTAPPS"))
@@ -1615,17 +1616,17 @@ private void OnNewExecuteProgramCommand()
 
                     if (ProgramToExecute.Contains("%COUNTAPPS"))
                     {
-                        ProgramToExecute = ProgramToExecute.Replace("%COUNTAPPS", DesfireChip?.AppList?.Count.ToString());
+                        ProgramToExecute = ProgramToExecute.Replace("%COUNTAPPS", DesfireChip?.AppList?.Count.ToString(CultureInfo.CurrentCulture));
                     }
 
                     info = new ProcessStartInfo()
                     {
                         FileName = string.IsNullOrWhiteSpace(fileName) ? ProgramToExecute : fileName,
                         Arguments = string.IsNullOrWhiteSpace(args) ? "" : args,
-                        UseShellExecute = 
+                        UseShellExecute = (fileName != null) ? (
                         fileName.Contains("bat") || 
                         fileName.Contains("exe") || 
-                        fileName.Contains("msi") ? false : true
+                        fileName.Contains("msi") ? false : true ) : false,
                     };
                 }
 
diff --git a/RFiDGear/ViewModel/TaskSetupViewModels/GenericChipTaskViewModel.cs b/RFiDGear/ViewModel/TaskSetupViewModels/GenericChipTaskViewModel.cs
index 4630960..6255f39 100644
--- a/RFiDGear/ViewModel/TaskSetupViewModels/GenericChipTaskViewModel.cs
+++ b/RFiDGear/ViewModel/TaskSetupViewModels/GenericChipTaskViewModel.cs
@@ -20,6 +20,7 @@
 using System;
 using System.Collections.Generic;
 using System.Collections.ObjectModel;
+using System.Globalization;
 using System.Reflection;
 using System.Threading.Tasks;
 using System.Windows.Input;
@@ -336,7 +337,7 @@ private void OnNewCheckChipTypeCommand()
                                 {
                                     result = ERROR.NoError;
                                 }
-                                else if(Enum.GetName(typeof(CARD_TYPE), SelectedChipType).ToLower().Contains("desfire"))
+                                else if(Enum.GetName(typeof(CARD_TYPE), SelectedChipType).ToLower(CultureInfo.CurrentCulture).Contains("desfire"))
                                 {
                                     result = ERROR.IsNotTrue;
 
@@ -441,7 +442,7 @@ private void OnNewCheckChipUIDCommand()
                             if (result == ERROR.NoError)
                             {
 
-                                if (device.GenericChip.UID.ToLower() == SelectedUIDOfChip.ToLower())
+                                if (device.GenericChip.UID.ToLower(CultureInfo.CurrentCulture) == SelectedUIDOfChip.ToLower(CultureInfo.CurrentCulture))
                                 {
                                     result = ERROR.NoError;
                                 }
diff --git a/RFiDGear/ViewModel/TaskSetupViewModels/MifareDesfireSetupViewModel.cs b/RFiDGear/ViewModel/TaskSetupViewModels/MifareDesfireSetupViewModel.cs
index 036e6f2..74e0979 100644
--- a/RFiDGear/ViewModel/TaskSetupViewModels/MifareDesfireSetupViewModel.cs
+++ b/RFiDGear/ViewModel/TaskSetupViewModels/MifareDesfireSetupViewModel.cs
@@ -24,6 +24,7 @@
 using System.ComponentModel.Composition;
 using System.Collections.Generic;
 using System.Collections.ObjectModel;
+using System.Globalization;
 using System.IO;
 using System.Linq;
 using System.Reflection;
@@ -1710,7 +1711,7 @@ private void OnNewCreateAppCommand()
                                              }
                                              else
                                              {
-                                                 StatusText += string.Format("{0}: Unable to Create App: {1}\n", DateTime.Now, result.ToString());
+                                                 StatusText += string.Format("{0}: Unable to Create App: {1}\n", DateTime.Now, result.ToString(CultureInfo.CurrentCulture));
                                                  CurrentTaskErrorLevel = result;
                                                  return;
                                              }
@@ -1743,7 +1744,7 @@ private void OnNewCreateAppCommand()
                                              }
                                              else
                                              {
-                                                 StatusText += string.Format("{0}: Unable to create App: {1}\n", DateTime.Now, result.ToString());
+                                                 StatusText += string.Format("{0}: Unable to create App: {1}\n", DateTime.Now, result.ToString(CultureInfo.CurrentCulture));
                                                  CurrentTaskErrorLevel = result;
                                                  return;
                                              }
@@ -1830,7 +1831,7 @@ private void OnNewCreateFileCommand()
                                              }
                                              else
                                              {
-                                                 StatusText += string.Format("{0}: Unable to Create File: {1}\n", DateTime.Now, result.ToString());
+                                                 StatusText += string.Format("{0}: Unable to Create File: {1}\n", DateTime.Now, result.ToString(CultureInfo.CurrentCulture));
                                                  CurrentTaskErrorLevel = result;
                                                  return;
                                              }
@@ -1858,7 +1859,7 @@ private void OnNewCreateFileCommand()
                                              }
                                              else
                                              {
-                                                 StatusText += string.Format("{0}: Unable to Create File: {1}\n", DateTime.Now, result.ToString());
+                                                 StatusText += string.Format("{0}: Unable to Create File: {1}\n", DateTime.Now, result.ToString(CultureInfo.CurrentCulture));
                                                  CurrentTaskErrorLevel = result;
                                                  return;
                                              }
@@ -1930,7 +1931,7 @@ private void OnNewReadDataCommand()
 
                                              if (result == ERROR.NoError)
                                              {
-                                                 FileSizeCurrent = device.MifareDESFireData.Length.ToString();
+                                                 FileSizeCurrent = device.MifareDESFireData.Length.ToString(CultureInfo.CurrentCulture);
 
                                                  StatusText += string.Format("{0}: Successfully Read {2} Bytes Data from FileNo: {1} in AppID: {3}\n", DateTime.Now, FileNumberCurrentAsInt, FileSizeCurrentAsInt, AppNumberNewAsInt);
 
@@ -1947,14 +1948,14 @@ private void OnNewReadDataCommand()
                                              }
                                              else
                                              {
-                                                 StatusText += string.Format("{0}: Unable to Read File with FileID: {1}: {2}", DateTime.Now, FileNumberCurrentAsInt, result.ToString());
+                                                 StatusText += string.Format("{0}: Unable to Read File with FileID: {1}: {2}", DateTime.Now, FileNumberCurrentAsInt, result.ToString(CultureInfo.CurrentCulture));
                                                  CurrentTaskErrorLevel = result;
                                                  return;
                                              }
                                          }
                                          else
                                          {
-                                             StatusText += string.Format("{0}: Unable to Read File: {1}", DateTime.Now, result.ToString());
+                                             StatusText += string.Format("{0}: Unable to Read File: {1}", DateTime.Now, result.ToString(CultureInfo.CurrentCulture));
                                              CurrentTaskErrorLevel = result;
                                              return;
                                          }
@@ -2065,14 +2066,14 @@ private void OnNewWriteDataCommand()
                                              }
                                              else
                                              {
-                                                 StatusText += string.Format("{0}: Unable to Write Data: {1}\n", DateTime.Now, result.ToString());
+                                                 StatusText += string.Format("{0}: Unable to Write Data: {1}\n", DateTime.Now, result.ToString(CultureInfo.CurrentCulture));
                                                  CurrentTaskErrorLevel = result;
                                                  return;
                                              }
                                          }
                                          else
                                          {
-                                             StatusText += string.Format("{0}: Unable to Write Data: {1}\n", DateTime.Now, result.ToString());
+                                             StatusText += string.Format("{0}: Unable to Write Data: {1}\n", DateTime.Now, result.ToString(CultureInfo.CurrentCulture));
                                              CurrentTaskErrorLevel = result;
                                              return;
                                          }
@@ -2164,14 +2165,14 @@ private void OnNewChangeAppKeyCommand()
                                                             }
                                                             else
                                                             {
-                                                                StatusText += string.Format("{0}: Unable to Change Key {1} of AppID {2}: {3}\n", DateTime.Now, selectedDesfireAppKeyNumberCurrentAsInt, AppNumberTargetAsInt, result.ToString());
+                                                                StatusText += string.Format("{0}: Unable to Change Key {1} of AppID {2}: {3}\n", DateTime.Now, selectedDesfireAppKeyNumberCurrentAsInt, AppNumberTargetAsInt, result.ToString(CultureInfo.CurrentCulture));
                                                                 CurrentTaskErrorLevel = result;
                                                                 return;
                                                             }
                                                         }
                                                         else
                                                         {
-                                                            StatusText += string.Format("{0}: Unable to Change Key {1} of AppID {2}: {3}\n", DateTime.Now, selectedDesfireAppKeyNumberCurrentAsInt, AppNumberTargetAsInt, result.ToString());
+                                                            StatusText += string.Format("{0}: Unable to Change Key {1} of AppID {2}: {3}\n", DateTime.Now, selectedDesfireAppKeyNumberCurrentAsInt, AppNumberTargetAsInt, result.ToString(CultureInfo.CurrentCulture));
                                                             CurrentTaskErrorLevel = result;
                                                             return;
                                                         }
@@ -2246,7 +2247,7 @@ private void OnNewDeleteSignleCardApplicationCommand()
                                                             }
                                                             else
                                                             {
-                                                                StatusText += string.Format("{0}: Unable to Remove AppID {1}: {2}\n", DateTime.Now, AppNumberNewAsInt, result.ToString());
+                                                                StatusText += string.Format("{0}: Unable to Remove AppID {1}: {2}\n", DateTime.Now, AppNumberNewAsInt, result.ToString(CultureInfo.CurrentCulture));
                                                                 CurrentTaskErrorLevel = result;
                                                                 return;
                                                             }
@@ -2269,7 +2270,7 @@ private void OnNewDeleteSignleCardApplicationCommand()
                                                             }
                                                             else
                                                             {
-                                                                StatusText += string.Format("{0}: Unable to deleted App: {1}\n", DateTime.Now, result.ToString());
+                                                                StatusText += string.Format("{0}: Unable to deleted App: {1}\n", DateTime.Now, result.ToString(CultureInfo.CurrentCulture));
                                                                 CurrentTaskErrorLevel = result;
                                                                 return;
                                                             }
@@ -2346,7 +2347,7 @@ private void OnNewDeleteFileCommand()
                                                             }
                                                             else
                                                             {
-                                                                StatusText += string.Format("{0}: Unable to Remove FileID {1}: {2}\n", DateTime.Now, FileNumberCurrentAsInt, result.ToString());
+                                                                StatusText += string.Format("{0}: Unable to Remove FileID {1}: {2}\n", DateTime.Now, FileNumberCurrentAsInt, result.ToString(CultureInfo.CurrentCulture));
                                                                 CurrentTaskErrorLevel = result;
                                                                 return;
                                                             }
@@ -2368,7 +2369,7 @@ private void OnNewDeleteFileCommand()
                                                             }
                                                             else
                                                             {
-                                                                StatusText += string.Format("{0}: Unable to Remove AppID {1}: {2}\n", DateTime.Now, AppNumberNewAsInt, result.ToString());
+                                                                StatusText += string.Format("{0}: Unable to Remove AppID {1}: {2}\n", DateTime.Now, AppNumberNewAsInt, result.ToString(CultureInfo.CurrentCulture));
                                                                 CurrentTaskErrorLevel = result;
                                                                 return;
                                                             }
@@ -2456,7 +2457,7 @@ private void OnNewFormatDesfireCardCommand()
 
                                                                 else
                                                                 {
-                                                                    StatusText += string.Format("{0}: Unable to Format Card: {1}\n", DateTime.Now, result.ToString());
+                                                                    StatusText += string.Format("{0}: Unable to Format Card: {1}\n", DateTime.Now, result.ToString(CultureInfo.CurrentCulture));
                                                                     CurrentTaskErrorLevel = result;
                                                                     return;
                                                                 }
@@ -2477,7 +2478,7 @@ private void OnNewFormatDesfireCardCommand()
 
                                                                 else
                                                                 {
-                                                                    StatusText += string.Format("{0}: Unable to Format Card: {1}\n", DateTime.Now, result.ToString());
+                                                                    StatusText += string.Format("{0}: Unable to Format Card: {1}\n", DateTime.Now, result.ToString(CultureInfo.CurrentCulture));
                                                                     CurrentTaskErrorLevel = result;
                                                                     return;
                                                                 }
@@ -2485,7 +2486,7 @@ private void OnNewFormatDesfireCardCommand()
                                                         }
                                                         else
                                                         {
-                                                            StatusText += string.Format("{0}: Unable to Format Card: {1}\n", DateTime.Now, result.ToString());
+                                                            StatusText += string.Format("{0}: Unable to Format Card: {1}\n", DateTime.Now, result.ToString(CultureInfo.CurrentCulture));
                                                             CurrentTaskErrorLevel = result;
                                                             return;
                                                         }
@@ -2563,7 +2564,7 @@ private void OnNewAuthenticateToCardApplicationCommand()
                             }
                             else
                             {
-                                StatusText += string.Format("{0}: Unable to Authenticate: {1}\n", DateTime.Now, result.ToString());
+                                StatusText += string.Format("{0}: Unable to Authenticate: {1}\n", DateTime.Now, result.ToString(CultureInfo.CurrentCulture));
                                 CurrentTaskErrorLevel = result;
                             }
 
@@ -2648,7 +2649,7 @@ private void OnNewChangeMasterCardKeyCommand()
                                         }
                                         else
                                         {
-                                            StatusText += string.Format("{0}: Unable to Change Key: {1}\n", DateTime.Now, result.ToString());
+                                            StatusText += string.Format("{0}: Unable to Change Key: {1}\n", DateTime.Now, result.ToString(CultureInfo.CurrentCulture));
                                             CurrentTaskErrorLevel = result;
                                             return;
                                         }
@@ -2662,7 +2663,7 @@ private void OnNewChangeMasterCardKeyCommand()
                                 }
                                 else
                                 {
-                                    StatusText += string.Format("{0}: {1}: {2}\n", DateTime.Now, ResourceLoader.GetResource("textBoxStatusTextBoxUnableToAuthenticate"), result.ToString());
+                                    StatusText += string.Format("{0}: {1}: {2}\n", DateTime.Now, ResourceLoader.GetResource("textBoxStatusTextBoxUnableToAuthenticate"), result.ToString(CultureInfo.CurrentCulture));
                                     CurrentTaskErrorLevel = result;
                                     return;
                                 }
@@ -2730,7 +2731,7 @@ private void OnNewAuthenticateToCardMasterApplicationCommand()
                                 }
                                 else
                                 {
-                                    StatusText += string.Format("{0}: {1}: {2}\n", DateTime.Now, ResourceLoader.GetResource("textBoxStatusTextBoxUnableToAuthenticate"), result.ToString());
+                                    StatusText += string.Format("{0}: {1}: {2}\n", DateTime.Now, ResourceLoader.GetResource("textBoxStatusTextBoxUnableToAuthenticate"), result.ToString(CultureInfo.CurrentCulture));
                                     CurrentTaskErrorLevel = result;
                                     return;
                                 }
@@ -2814,7 +2815,7 @@ public void ReadAppSettingsCommand()
                             }
                             else
                             {
-                                StatusText += string.Format("{0}: Unable to Authenticate: {1}\n", DateTime.Now, result.ToString());
+                                StatusText += string.Format("{0}: Unable to Authenticate: {1}\n", DateTime.Now, result.ToString(CultureInfo.CurrentCulture));
                                 CurrentTaskErrorLevel = result;
                             }
 
@@ -2895,7 +2896,7 @@ public void DoesAppExistCommand(MifareDesfireChipModel desfireChip)
                             // There are no Apps
                             else
                             {
-                                StatusText += string.Format("{0}: No Apps Found: {1}\n", DateTime.Now, result.ToString());
+                                StatusText += string.Format("{0}: No Apps Found: {1}\n", DateTime.Now, result.ToString(CultureInfo.CurrentCulture));
 
                                 CurrentTaskErrorLevel = ERROR.IsNotTrue;
                             }