diff --git a/UserManagerTool/InstallWindow.xaml b/UserManagerTool/InstallWindow.xaml
index 0a0ebe3..d3e497c 100644
--- a/UserManagerTool/InstallWindow.xaml
+++ b/UserManagerTool/InstallWindow.xaml
@@ -164,34 +164,49 @@
             </Border>
         </Grid>
         <!-- 设备号 -->
-        <Grid Grid.Row="5" Grid.Column="0" Margin="20 10 20 0" Height="30">
+        <!-- <Grid Grid.Row="5" Grid.Column="0" Margin="20 10 20 0" Height="30"> -->
+        <!--     <Grid.ColumnDefinitions> -->
+        <!--         <ColumnDefinition Width="Auto" /> -->
+        <!--         <ColumnDefinition Width="*" /> -->
+        <!--         <ColumnDefinition Width="Auto" /> -->
+        <!--     </Grid.ColumnDefinitions> -->
+        <!--     <TextBlock Grid.Column="0" Text="设 备 号 码：" Style="{StaticResource TextBlockTitle}"/> -->
+        <!--     <Border Grid.Column="1" BorderBrush="#40b1ff" -->
+        <!--             BorderThickness="1" -->
+        <!--             CornerRadius="5"> -->
+        <!--         <TextBox Style="{StaticResource TextBox}" Text="" x:Name="DeviceCode" /> -->
+        <!--     </Border> -->
+        <!-- </Grid> -->
+        
+        <Grid Grid.Row="6" Grid.Column="0" Margin="20 10 20 0" Height="30">
             <Grid.ColumnDefinitions>
                 <ColumnDefinition Width="Auto" />
                 <ColumnDefinition Width="*" />
                 <ColumnDefinition Width="Auto" />
             </Grid.ColumnDefinitions>
-            <TextBlock Grid.Column="0" Text="设 备 号 码：" Style="{StaticResource TextBlockTitle}"/>
+            <TextBlock Grid.Column="0" Text="切工仪URL：" Style="{StaticResource TextBlockTitle}"/>
+            
             <Border Grid.Column="1" BorderBrush="#40b1ff"
                     BorderThickness="1"
-                    CornerRadius="5">
-                <TextBox Style="{StaticResource TextBox}" Text="" x:Name="DeviceCode" />
+                    CornerRadius="5 0 0 5">
+                <TextBox Style="{StaticResource TextBox}" Text="http://127.0.0.1/cut" x:Name="CutUrl" />
             </Border>
+            <Button Grid.Column="2" Style="{StaticResource PrimaryButton}" Content="Ping" Width="40"  x:Name="TestCutUrl" Click="ButtonBase_OnClick"/>
         </Grid>
-        
-        <Grid Grid.Row="6" Grid.Column="0" Margin="20 10 20 0" Height="30">
+        <Grid Grid.Row="7" Grid.Column="0" Margin="20 10 20 0" Height="30">
             <Grid.ColumnDefinitions>
                 <ColumnDefinition Width="Auto" />
                 <ColumnDefinition Width="*" />
                 <ColumnDefinition Width="Auto" />
             </Grid.ColumnDefinitions>
-            <TextBlock Grid.Column="0" Text="切工仪URL：" Style="{StaticResource TextBlockTitle}"/>
+            <TextBlock Grid.Column="0" Text="电脑唯一码：" Style="{StaticResource TextBlockTitle}"/>
             
             <Border Grid.Column="1" BorderBrush="#40b1ff"
                     BorderThickness="1"
                     CornerRadius="5 0 0 5">
-                <TextBox Style="{StaticResource TextBox}" Text="http://127.0.0.1/cut" x:Name="CutUrl" />
+                <TextBox Style="{StaticResource TextBox}" IsReadOnly="True" Text="" x:Name="ComputerCode" />
             </Border>
-            <Button Grid.Column="2" Style="{StaticResource PrimaryButton}" Content="Ping" Width="40"  x:Name="TestCutUrl" Click="ButtonBase_OnClick"/>
+            <Button Grid.Column="2" Style="{StaticResource PrimaryButton}" Content="复制" Width="40"  x:Name="CopyComputerCode" Click="ButtonBase_OnClick"/>
         </Grid>
         <!-- <Grid Grid.Row="7" Grid.Column="0" Margin="20 10 20 0" Height="30"> -->
         <!--     <Grid.ColumnDefinitions> -->
diff --git a/UserManagerTool/InstallWindow.xaml.cs b/UserManagerTool/InstallWindow.xaml.cs
index c2ce44c..865e5b1 100644
--- a/UserManagerTool/InstallWindow.xaml.cs
+++ b/UserManagerTool/InstallWindow.xaml.cs
@@ -33,13 +33,14 @@ public partial class InstallWindow : Window
          * 6.写入注册表安装位置，首次安装时间（留后续升级用）
          * 7.复制完成 ->安装完成
          */
+       
         if (InstallSprakCheck())
         {
             InstallProgressBar.Visibility = Visibility.Visible;
             StatusTextBlock.Visibility = Visibility.Visible;
             Install.IsEnabled = false;
             TestCutUrl.IsEnabled = false;
-            DeviceCode.IsEnabled = false;
+            // DeviceCode.IsEnabled = false;
             DefaultPassword.IsEnabled = false;
             DefaultUserName.IsEnabled = false;
             BrowseInstallPath.IsEnabled = false;
@@ -55,7 +56,7 @@ public partial class InstallWindow : Window
             {
                 Install.IsEnabled = true;
                 TestCutUrl.IsEnabled = true;
-                DeviceCode.IsEnabled = true;
+                // DeviceCode.IsEnabled = true;
                 DefaultPassword.IsEnabled = true;
                 DefaultUserName.IsEnabled = true;
                 BrowseInstallPath.IsEnabled = true;
@@ -263,12 +264,12 @@ public partial class InstallWindow : Window
             return false;
         }
 
-        string strDeviceCode = DeviceCode.Text;
-        if (strDeviceCode.Length < 4)
-        {
-            MessageBox.Show("设备号长度至少4位！");
-            return false;
-        }
+        // string strDeviceCode = DeviceCode.Text;
+        // if (strDeviceCode.Length < 4)
+        // {
+        //     MessageBox.Show("设备号长度至少4位！");
+        //     return false;
+        // }
 
         string strCutUrl = CutUrl.Text;
         if (string.IsNullOrWhiteSpace(strCutUrl))
@@ -324,6 +325,10 @@ public partial class InstallWindow : Window
                 case "BrowseInstallPath":
                     SetInstallPath();
                     break;
+                case "CopyComputerCode":
+                    Clipboard.SetText(ComputerCode.Text);
+                    MessageBox.Show("已复制");
+                    break;
             }
         }
     }
@@ -373,5 +378,11 @@ public partial class InstallWindow : Window
             MessageBox.Show("建议以管理员权限运行此程序！", "权限不足", MessageBoxButton.OK, MessageBoxImage.Warning);
         }
        
+        string cpuInfo = Common.GetHardwareInfo("Win32_Processor", "ProcessorId");
+        string motherboardInfo = Common.GetHardwareInfo("Win32_BaseBoard", "SerialNumber");
+        string diskInfo =Common. GetHardwareInfo("Win32_DiskDrive", "SerialNumber");
+
+        ComputerCode.Text = Common.GenerateMd5Hash(cpuInfo+motherboardInfo+diskInfo);
+
     }
 }
\ No newline at end of file
diff --git a/UserManagerTool/Model/Helper/Common.cs b/UserManagerTool/Model/Helper/Common.cs
index 3addf23..48d9e5d 100644
--- a/UserManagerTool/Model/Helper/Common.cs
+++ b/UserManagerTool/Model/Helper/Common.cs
@@ -1,5 +1,6 @@
 using System.Data;
 using System.IO;
+using System.Management;
 using System.Net.NetworkInformation;
 using System.Reflection;
 using System.Security.Cryptography;
@@ -159,4 +160,21 @@ public class Common
 
         return null;
     }
+    
+    public static string GetHardwareInfo(string wmiClass, string wmiProperty)
+    {
+        string result = string.Empty;
+       ManagementObjectSearcher searcher = new ManagementObjectSearcher($"SELECT {wmiProperty} FROM {wmiClass}");
+
+        foreach (ManagementObject obj in searcher.Get())
+        {
+            if (obj[wmiProperty] != null)
+            {
+                result = obj[wmiProperty].ToString();
+                break;
+            }
+        }
+
+        return result;
+    }
 }
\ No newline at end of file
diff --git a/UserManagerTool/UserManagerTool.csproj b/UserManagerTool/UserManagerTool.csproj
index 217da2b..b922698 100644
--- a/UserManagerTool/UserManagerTool.csproj
+++ b/UserManagerTool/UserManagerTool.csproj
@@ -21,6 +21,7 @@
     <NeutralLanguage>zh</NeutralLanguage>
     <AssemblyOriginatorKeyFile>SparkClient.snk</AssemblyOriginatorKeyFile>
     <PublicSign>true</PublicSign>
+    <ApplicationIcon>instal.ico</ApplicationIcon>
   </PropertyGroup>
 
   <ItemGroup>
@@ -28,6 +29,7 @@
     <PackageReference Include="Microsoft.Data.Sqlite" Version="9.0.0" />
     <PackageReference Include="Newtonsoft.Json" Version="13.0.3" />
     <PackageReference Include="SQLitePCLRaw.bundle_e_sqlcipher" Version="2.1.10" />
+    <PackageReference Include="System.Management" Version="9.0.1" />
   </ItemGroup>
 
   <ItemGroup>