diff --git a/Mirivoice.Desktop/Mirivoice.Desktop.csproj b/Mirivoice.Desktop/Mirivoice.Desktop.csproj
index 9154e39..b6731ff 100644
--- a/Mirivoice.Desktop/Mirivoice.Desktop.csproj
+++ b/Mirivoice.Desktop/Mirivoice.Desktop.csproj
@@ -23,7 +23,6 @@
     <PackageReference Include="Serilog.Sinks.Debug" Version="3.0.0" />
     <PackageReference Include="Serilog.Sinks.File" Version="6.0.0" />
   </ItemGroup>
-
   <ItemGroup>
     <ProjectReference Include="..\Mirivoice\Mirivoice.csproj" />
   </ItemGroup>
diff --git a/Mirivoice.Desktop/Program.cs b/Mirivoice.Desktop/Program.cs
index 6618656..74a6c02 100644
--- a/Mirivoice.Desktop/Program.cs
+++ b/Mirivoice.Desktop/Program.cs
@@ -3,6 +3,7 @@
 using Mirivoice.Mirivoice.Core;
 using Serilog;
 using System;
+using System.IO;
 using System.Text;
 
 namespace Mirivoice.Desktop;
@@ -19,7 +20,7 @@ public static void Main(string[] args)
 
         Encoding.RegisterProvider(CodePagesEncodingProvider.Instance);
         InitLogging();
-        initMirivoice();
+        InitMirivoice();
         BuildAvaloniaApp().StartWithClassicDesktopLifetime(args);
         
     }
@@ -49,7 +50,7 @@ public static void InitLogging()
         Log.Information("Logging initialized.");
     }
 
-    public static void initMirivoice()
+    public static void InitMirivoice()
     {
         
         Log.Information("Mirivoice init");
@@ -57,4 +58,6 @@ public static void initMirivoice()
 
 
     }
+
+    
 }
diff --git a/Mirivoice/Assets/DefaultVoicers/Miri.z01 b/Mirivoice/Assets/DefaultVoicers/Miri.z01
new file mode 100644
index 0000000..37ea3f1
Binary files /dev/null and b/Mirivoice/Assets/DefaultVoicers/Miri.z01 differ
diff --git a/Mirivoice/Assets/DefaultVoicers/Miri.zip b/Mirivoice/Assets/DefaultVoicers/Miri.zip
new file mode 100644
index 0000000..f357bd2
Binary files /dev/null and b/Mirivoice/Assets/DefaultVoicers/Miri.zip differ
diff --git a/Mirivoice/Mirivoice.Core/Managers/MainManager.cs b/Mirivoice/Mirivoice.Core/Managers/MainManager.cs
index c9d0110..389b50c 100644
--- a/Mirivoice/Mirivoice.Core/Managers/MainManager.cs
+++ b/Mirivoice/Mirivoice.Core/Managers/MainManager.cs
@@ -2,10 +2,14 @@
 using Mirivoice.Mirivoice.Core.Managers;
 using Mirivoice.Mirivoice.Core.Utils;
 using Serilog;
+using System;
 using System.Collections.ObjectModel;
 using System.IO;
 using System.Threading.Tasks;
+using SharpCompress;
 using VYaml.Serialization;
+using SharpCompress.Archives;
+
 
 namespace Mirivoice.Mirivoice.Core
 {
@@ -32,6 +36,7 @@ public class MainManager : SingletonBase<MainManager>
         public void Initialize()
         {
             CheckDirs();
+            UpdateDefaultVoicers();
             LoadVoicerManager();
             LoadSetting();
             InitializationTask = Task.Run(() => {
@@ -57,8 +62,60 @@ public void LoadSetting()
                 Setting.Save();
             }
         }
+        private static void DeleteExtractedZip(string zipFilePath)
+        {
+            // deletes zip file and split files
+            string baseFileName = Path.GetFileNameWithoutExtension(zipFilePath);
+            string directory = Path.GetDirectoryName(zipFilePath);
+
+            // delete zip file
+            if (File.Exists(zipFilePath))
+            {
+                File.Delete(zipFilePath);
+                Console.WriteLine($"Deleted: {zipFilePath}");
+            }
+
+            // delete split files
+            int index = 1;
+            while (true)
+            {
+                string splitFilePath = Path.Combine(directory, $"{baseFileName}.z{index:D2}");
+                if (File.Exists(splitFilePath))
+                {
+                    File.Delete(splitFilePath);
+                    index++;
+                }
+                else
+                {
+                    break;
+                }
+            }
+        }
+        public void UpdateDefaultVoicers()
+        {
+            Log.Information("Updating default voicers.");
+            string dirName = Path.Combine(MainManager.Instance.PathM.AssetsPath, "DefaultVoicers");
+            if (Directory.Exists(dirName))
+            {
+                foreach (string file in Directory.GetFiles(dirName))
+                {
+                    if (Path.GetExtension(file).Equals(".zip", StringComparison.OrdinalIgnoreCase))
+                    {
+                        try
+                        {
+                            ExtractSplitZip(file, PathM.VoicerPath);
+                            Log.Information($"Successfully extracted {file}.");
+                        }
+                        catch (Exception ex)
+                        {
+                            Log.Error($"Error extracting {file}: {ex.Message}");
+                        }
+                    }
+                }
+            }
+        }
+
 
-        
 
         public string ReadTxtFile(string txtPath)
         {
@@ -95,7 +152,32 @@ public static void CheckDirs()
             }
         }
 
+        public static void ExtractSplitZip(string zipFilePath, string extractPath)
+        {
+            using (var archive = ArchiveFactory.Open(zipFilePath))
+            {
+                foreach (var entry in archive.Entries)
+                {
+                    if (!entry.IsDirectory)
+                    {
+                        string entryPath = Path.Combine(extractPath, entry.Key);
+
+                        string directoryPath = Path.GetDirectoryName(entryPath);
+                        if (!string.IsNullOrEmpty(directoryPath))
+                        {
+                            Directory.CreateDirectory(directoryPath);
+                        }
+
+                        using (var stream = File.OpenWrite(entryPath))
+                        {
+                            entry.WriteTo(stream);
+                        }
+                    }
+                }
+            }
 
+            DeleteExtractedZip(zipFilePath);
+        }
 
     }
 
diff --git a/Mirivoice/Mirivoice.Core/Managers/PathManager.cs b/Mirivoice/Mirivoice.Core/Managers/PathManager.cs
index c088a9d..8cf2ffe 100644
--- a/Mirivoice/Mirivoice.Core/Managers/PathManager.cs
+++ b/Mirivoice/Mirivoice.Core/Managers/PathManager.cs
@@ -13,13 +13,14 @@ public class PathManager
         public string DataPath { get; private set; }
         public string CachePath { get; private set; }
         public string SettingsPath { get; private set; }
+        
         public string RecentFilesPath { get; private set; }
         public bool HomePathIsAscii { get; private set; }
         public bool IsInstalled { get; private set; }
 
         public string LogFilePath => Path.Combine(DataPath, "Logs", "log.txt");
         public string VoicerPath => Path.Combine(RootPath, "Voicers");
-
+        public string AssetsPath => Path.Combine(RootPath, "Assets");
 
         public PathManager()
         {
diff --git a/Mirivoice/Mirivoice.csproj b/Mirivoice/Mirivoice.csproj
index f94a082..a907598 100644
--- a/Mirivoice/Mirivoice.csproj
+++ b/Mirivoice/Mirivoice.csproj
@@ -54,6 +54,12 @@
     <AvaloniaResource Include="Assets\**" />
   </ItemGroup>
 
+  <ItemGroup>
+    <None Update="Assets\DefaultVoicers\**">
+        <CopyToOutputDirectory>PreserveNewest</CopyToOutputDirectory>
+    </None>
+  </ItemGroup>
+
   <ItemGroup>
     <None Remove="Assets\mirivoice-logo - 복사.ico" />
   </ItemGroup>
@@ -96,6 +102,8 @@
     </AvaloniaXaml>
   </ItemGroup>
 
+  
+
   <ItemGroup>
     <Compile Update="Views\LineBoxView.axaml.cs">
       <DependentUpon>LineBoxView.axaml</DependentUpon>