添加项目文件。

CopyUSB.csproj

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+<Project Sdk="Microsoft.NET.Sdk">
+
+  <PropertyGroup>
+    <OutputType>Exe</OutputType>
+    <TargetFramework>net7.0</TargetFramework>
+    <ImplicitUsings>enable</ImplicitUsings>
+    <Nullable>enable</Nullable>
+  </PropertyGroup>
+
+  <ItemGroup>
+    <PackageReference Include="System.Management" Version="7.0.2" />
+  </ItemGroup>
+
+</Project>

CopyUSB.sln

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+
+Microsoft Visual Studio Solution File, Format Version 12.00
+# Visual Studio Version 17
+VisualStudioVersion = 17.7.34031.279
+MinimumVisualStudioVersion = 10.0.40219.1
+Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "CopyUSB", "CopyUSB.csproj", "{04628109-4C1D-47E7-A573-9BAC1EE8B158}"
+EndProject
+Global
+	GlobalSection(SolutionConfigurationPlatforms) = preSolution
+		Debug|Any CPU = Debug|Any CPU
+		Release|Any CPU = Release|Any CPU
+	EndGlobalSection
+	GlobalSection(ProjectConfigurationPlatforms) = postSolution
+		{04628109-4C1D-47E7-A573-9BAC1EE8B158}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+		{04628109-4C1D-47E7-A573-9BAC1EE8B158}.Debug|Any CPU.Build.0 = Debug|Any CPU
+		{04628109-4C1D-47E7-A573-9BAC1EE8B158}.Release|Any CPU.ActiveCfg = Release|Any CPU
+		{04628109-4C1D-47E7-A573-9BAC1EE8B158}.Release|Any CPU.Build.0 = Release|Any CPU
+	EndGlobalSection
+	GlobalSection(SolutionProperties) = preSolution
+		HideSolutionNode = FALSE
+	EndGlobalSection
+	GlobalSection(ExtensibilityGlobals) = postSolution
+		SolutionGuid = {FBB419A7-2122-486D-8ABC-D0A41B4BBBE0}
+	EndGlobalSection
+EndGlobal

FileCopy.cs

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+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace CopyUSB;
+
+public class FileCopy
+{
+	public static void Copy(string source,string des)
+	{
+		try
+		{
+			var sourceDir = new DirectoryInfo(source);
+			var desDir = new DirectoryInfo(des);
+
+			// 确保目标目录存在
+			if (!desDir.Exists)
+			{
+				desDir.Create();
+			}
+			//遍历目录
+			foreach (var subDir in sourceDir.GetDirectories())
+			{
+				Copy(subDir.FullName, Path.Combine(desDir.FullName, subDir.Name));
+			}
+			foreach (var file in sourceDir.GetFiles())
+			{
+				string destinationFile = Path.Combine(desDir.FullName, file.Name);
+				file.CopyTo(destinationFile, true);
+
+				Console.WriteLine($"{file} CopyTo--> {destinationFile}");
+			}
+		}
+		catch (Exception ex)
+		{
+			Console.WriteLine($"{source} Copy Error");
+			/*Console.WriteLine(ex.ToString());*/
+		}
+	}
+}

Program.cs

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+using CopyUSB;
+using System.Management;
+static string GetVolumeLabel(string driveName)
+{
+	try
+	{
+		DriveInfo driveInfo = new DriveInfo(driveName);
+		return driveInfo.VolumeLabel;
+	}
+	catch (Exception)
+	{
+		return null;
+	}
+}
+
+string query = "SELECT * FROM Win32_VolumeChangeEvent WHERE EventType = 2";
+
+ManagementEventWatcher managementEventWatcher = new(query);
+
+Console.WriteLine("Waiting for USB...");
+
+
+
+managementEventWatcher.EventArrived += (s, e) =>
+{
+	string driveName = e.NewEvent.Properties["DriveName"].Value.ToString();
+
+	string dPath = Path.Join(Environment.GetFolderPath(Environment.SpecialFolder.MyDocuments), "USBCopy", GetVolumeLabel(driveName));
+	
+	Console.WriteLine($"Detected: {driveName} || Save To -> : {dPath}");
+
+	if (!Directory.Exists(dPath))
+	{
+		Directory.CreateDirectory(dPath);
+	}
+	FileCopy.Copy(driveName, dPath);
+	Console.WriteLine("Scaned and waiting ----------------------");
+};
+
+managementEventWatcher.Start();
+
+// 让程序保持运行状态
+while (true)
+{
+	Thread.Sleep(1000);
+	/*Console.WriteLine("一次休眠周期");*/
+}