diff --git a/PCUT/PCUT/PCUT.csproj b/PCUT/PCUT/PCUT.csproj
index b554cb5..fb351af 100644
--- a/PCUT/PCUT/PCUT.csproj
+++ b/PCUT/PCUT/PCUT.csproj
@@ -247,6 +247,7 @@
       <DependentUpon>UserListPage.xaml</DependentUpon>
     </Compile>
     <Compile Include="Properties\AssemblyInfo.cs" />
+    <Compile Include="ViewModels\CutDialogViewModel.cs" />
     <Compile Include="ViewModels\LogViewModel.cs" />
     <Compile Include="ViewModels\UpsertMetadataViewModel.cs" />
     <Compile Include="ViewModels\CategoriesViewModel.cs" />
diff --git a/PCUT/PCUT/Package.appxmanifest b/PCUT/PCUT/Package.appxmanifest
index 073f08e..2c80a84 100644
--- a/PCUT/PCUT/Package.appxmanifest
+++ b/PCUT/PCUT/Package.appxmanifest
@@ -9,7 +9,7 @@
   <Identity
     Name="ac171214-3336-4e02-845d-9bdc107cce71"
     Publisher="CN=pcut, O=PCUT, L=HN, S=HN, C=VN"
-    Version="1.3.3.0" />
+    Version="1.3.4.0" />
 
   <mp:PhoneIdentity PhoneProductId="ac171214-3336-4e02-845d-9bdc107cce71" PhonePublisherId="00000000-0000-0000-0000-000000000000"/>
 
diff --git a/PCUT/PCUT/Pages/DesignCenter/CutFilesDialog.xaml b/PCUT/PCUT/Pages/DesignCenter/CutFilesDialog.xaml
index 8122791..cad39d7 100644
--- a/PCUT/PCUT/Pages/DesignCenter/CutFilesDialog.xaml
+++ b/PCUT/PCUT/Pages/DesignCenter/CutFilesDialog.xaml
@@ -8,6 +8,9 @@
     xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006"
     mc:Ignorable="d"
     Opened="ContentDialog_Opened">
+    <ContentDialog.DataContext>
+        <localVM:CutDialogViewModel/>
+    </ContentDialog.DataContext>
     <ContentDialog.Resources>
         <localVM:ComponentStyle x:Key="previewStyle"/>
     </ContentDialog.Resources>
@@ -16,7 +19,8 @@
         <Grid.RowDefinitions>
             <RowDefinition Height="0.1*"/>
             <RowDefinition Height="0.1*"/>
-            <RowDefinition x:Name="PreviewRowDefinition" Height="0.7*"/>
+            <RowDefinition x:Name="PreviewRowDefinition" Height="0.6*"/>
+            <RowDefinition Height="0.1*" MinHeight="100"/>
             <RowDefinition Height="0.1*"/>
         </Grid.RowDefinitions>
         <Grid.ColumnDefinitions>
@@ -61,7 +65,18 @@
                 Margin="5 0 0 0"/>
             <TextBlock Text="(mm)" Foreground="{ThemeResource SystemAccentColor}" VerticalAlignment="Center" Margin="5 0 0 0" />
         </StackPanel>
-        <StackPanel Grid.Row="3" Orientation="Horizontal" HorizontalAlignment="Center">
+        <StackPanel Grid.Row="3" Height="92" MaxHeight="92" Margin="0 4 0 4">
+            <TextBlock Text="Print Command:" Height="16" Margin="0 0 0 4"/>
+            <TextBox
+                Text="{Binding PrintCommand}"
+                Height="72"
+                MaxHeight="72"
+                IsReadOnly="True"
+                TextWrapping="Wrap"
+                ScrollViewer.VerticalScrollMode="Auto"
+                ScrollViewer.VerticalScrollBarVisibility="Auto"/>
+        </StackPanel>
+        <StackPanel Grid.Row="4" Orientation="Horizontal" HorizontalAlignment="Center">
             <Button x:Name="CancelButton" Style="{StaticResource CloseDialogButton}" Width="150" Click="CancelButton_Click">Cancel</Button>
             <Button x:Name="StartButton" Style="{StaticResource PrimaryDialogButton}" Width="150" Margin="10 0 0 0" Click="StartButton_Click">Start</Button>
         </StackPanel>
diff --git a/PCUT/PCUT/Pages/DesignCenter/CutFilesDialog.xaml.cs b/PCUT/PCUT/Pages/DesignCenter/CutFilesDialog.xaml.cs
index 4b53ac9..c964ee2 100644
--- a/PCUT/PCUT/Pages/DesignCenter/CutFilesDialog.xaml.cs
+++ b/PCUT/PCUT/Pages/DesignCenter/CutFilesDialog.xaml.cs
@@ -11,6 +11,7 @@ using System.Runtime.InteropServices.WindowsRuntime;
 using System.Threading;
 using System.Threading.Tasks;
 using System.Xml.Linq;
+using Windows.ApplicationModel.Core;
 using Windows.Foundation;
 using Windows.Foundation.Collections;
 using Windows.UI.Popups;
@@ -33,6 +34,7 @@ namespace PCUT.Pages
         private readonly string _portName;
         private readonly PortSettingViewModel _portSettings;
         private readonly DesignCenterViewModel _designCenterViewModel;
+        private CutDialogViewModel ViewModels;
 
         public CutFilesDialog(
             string portName,
@@ -44,7 +46,9 @@ namespace PCUT.Pages
             _portName = portName;
             _portSettings = portSetting;
             _designCenterViewModel = designCenterViewModel;
-            StartButton.IsEnabled = !(portName is null);
+            //StartButton.IsEnabled = !(portName is null);
+
+            ViewModels = DataContext as CutDialogViewModel;
         }
 
         private Task _printTask;
@@ -79,12 +83,13 @@ namespace PCUT.Pages
             }
 
             _cancellationTokenSource = new CancellationTokenSource();
-            using (var serialPort = new SerialPort(_portName, _portSettings.BaudRate)
-            {
-                DataBits = _portSettings.Databits,
-                Parity = _portSettings.ParityList[_portSettings.SelectedParity],
-                StopBits = _portSettings.StopbitsList[_portSettings.SelectedStopbits]
-            })
+            ViewModels.PrintCommand = string.Empty;
+            //using (var serialPort = new SerialPort(_portName, _portSettings.BaudRate)
+            //{
+            //    DataBits = _portSettings.Databits,
+            //    Parity = _portSettings.ParityList[_portSettings.SelectedParity],
+            //    StopBits = _portSettings.StopbitsList[_portSettings.SelectedStopbits]
+            //})
             {
                 var errorMessage = string.Empty;
                 try
@@ -95,15 +100,19 @@ namespace PCUT.Pages
                             (_svgData.OriginWidth.Value, _svgData.OriginHeight.Value),
                             (_designCenterViewModel.Width, _designCenterViewModel.Height),
                             _portSettings.Speed);
-                        serialPort.Open();
+                        //serialPort.Open();
                         Task waitTask = Task.CompletedTask;
                         foreach (var (path, waitTime) in data)
                         {
                             _cancellationTokenSource.Token.ThrowIfCancellationRequested();
+                            _ = CoreApplication.MainView.CoreWindow.Dispatcher.RunAsync(Windows.UI.Core.CoreDispatcherPriority.Normal, () =>
+                            {
+                                ViewModels.PrintCommand += path;
+                            });
                             waitTask.Wait();
                             try
                             {
-                                serialPort.Write(path);
+                                //serialPort.Write(path);
                             }
                             catch
                             {
@@ -141,7 +150,7 @@ namespace PCUT.Pages
                 {
                     try
                     {
-                        serialPort.Close();
+                        //serialPort.Close();
                         Task.Delay(1000).Wait();
                     }
                     catch
diff --git a/PCUT/PCUT/ViewModels/CutDialogViewModel.cs b/PCUT/PCUT/ViewModels/CutDialogViewModel.cs
new file mode 100644
index 0000000..540e788
--- /dev/null
+++ b/PCUT/PCUT/ViewModels/CutDialogViewModel.cs
@@ -0,0 +1,22 @@
+using PCUT.Models;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace PCUT.ViewModels
+{
+    internal class CutDialogViewModel : NotificationBase
+    {
+        private string _printCommand;
+        public string PrintCommand
+        {
+            get => _printCommand;
+            set
+            {
+                SetProperty(ref _printCommand, value);
+            }
+        }
+    }
+}