diff --git a/Program.cs b/Program.cs
new file mode 100644
index 0000000..a920543
--- /dev/null
+++ b/Program.cs
@@ -0,0 +1,132 @@
+// See https://aka.ms/new-console-template for more information
+using System.Collections;
+using System.Collections.Generic;
+using System.IO.Compression;
+using System.Text.RegularExpressions;
+using System.Xml;
+
+
+
+internal class Program
+{
+    static string[] ExtensionList = {
+        // WORD
+        "docm",
+        "docx",
+        "dotm",
+        "dotx",
+        // EXCEL
+        "xlsm",
+        "xltx",
+        "xltm",
+        "xlsx",
+        // POWERPOINT
+        "potm",
+        "potx",
+        "pptm",
+        "pptx"
+    };
+    private static void Main(string[] args)
+    {
+        //args = [".\\bin\\Debug\\net8.0\\Testx.docx"];
+        //args.Append(".\\bin\\Debug\\net8.0\\Testx.docx");
+        foreach (String a in args)
+        {
+            Console.WriteLine(a);
+            switch (a)
+            {
+                case "--help":
+
+                    break;
+                default:
+                    bool extFound = false;
+                    foreach (String ext in ExtensionList)
+                    {
+                        if (a.Contains("." + ext))
+                        {
+                            extFound = true;
+                            break;
+                        }
+                    }
+                    if (extFound)
+                    {
+                        removePW(a);
+                    }
+                    break;
+            }
+            //Console.WriteLine(a);
+        }
+        Console.ReadLine();
+
+    }
+    private static void removePW(string FilePath)
+    {
+        string Path = AppContext.BaseDirectory;
+        Console.WriteLine(Path);
+
+        Directory.CreateDirectory(Path + "\\temp");
+
+        string openPath = FilePath;
+        string extractPath = Path + "\\temp\\tmp_file.xml";
+
+        string filepath_woe = FilePath.Substring(0, FilePath.Length - 5);
+        string filepath_ext = FilePath.Substring(FilePath.Length - 5);
+        string TMP_FILE = filepath_woe + "_noProtection" + filepath_ext;
+
+        string SettingsFileName = "";
+
+        using (FileStream zipToOpen = new FileStream(openPath, FileMode.Open))
+        {
+            using (ZipArchive archive = new ZipArchive(zipToOpen, ZipArchiveMode.Read, false))
+            {
+                foreach (ZipArchiveEntry entry in archive.Entries.Where(e => e.FullName.Contains("settings.xml")))
+                {
+
+                    if (File.Exists(extractPath))
+                    {
+                        File.Delete(extractPath);
+                    }
+                    SettingsFileName = entry.FullName;
+                    entry.ExtractToFile(extractPath);
+
+                }
+            }
+        }
+
+        string text = File.ReadAllText(extractPath);
+
+        string pattern = @"<w:documentProtection ([A-z0-9 ="":+\/]*)>";
+        string substitution = @"";
+        RegexOptions options = RegexOptions.Multiline;
+
+        Regex regex = new Regex(pattern, options);
+        string result = regex.Replace(text, substitution);
+
+        File.WriteAllText(Path + "\\temp\\settings.xml", result);
+
+        File.Copy(openPath, TMP_FILE);
+        using (FileStream zipToOpen = new FileStream(TMP_FILE, FileMode.Open))
+        {
+            using (ZipArchive archive = new ZipArchive(zipToOpen, ZipArchiveMode.Update, false))
+            {
+                ZipArchiveEntry tmp = null;
+                foreach (ZipArchiveEntry entry in archive.Entries.Where(e => e.FullName.Contains("settings.xml")))
+                {
+                    tmp = entry;
+                }
+                tmp.Delete();
+                //ZipArchiveEntry readmeEntry = archive.CreateEntry("word/settings.xml", CompressionLevel.Fastest);
+                ZipArchiveEntry readmeEntry = archive.CreateEntry(SettingsFileName, CompressionLevel.Fastest);
+                using (StreamWriter writer = new StreamWriter(readmeEntry.Open()))
+                {
+                    writer.Write(result);
+                }
+            }
+        }
+        File.Delete(extractPath);
+        File.Delete(Path + "\\temp\\settings.xml");
+        Console.WriteLine("Doc unprotected | Dateibearbeitungspasswortschutz entfernt");
+        Console.WriteLine("New File | Neue Datei: "+TMP_FILE);
+        Console.WriteLine("press Enter to close | Eingabetaste drücken zum Schließen");
+    }
+}
\ No newline at end of file
diff --git a/removePW.csproj b/removePW.csproj
new file mode 100644
index 0000000..206b89a
--- /dev/null
+++ b/removePW.csproj
@@ -0,0 +1,10 @@
+<Project Sdk="Microsoft.NET.Sdk">
+
+  <PropertyGroup>
+    <OutputType>Exe</OutputType>
+    <TargetFramework>net8.0</TargetFramework>
+    <ImplicitUsings>enable</ImplicitUsings>
+    <Nullable>enable</Nullable>
+  </PropertyGroup>
+
+</Project>
diff --git a/removePW.sln b/removePW.sln
new file mode 100644
index 0000000..cc8c8d6
--- /dev/null
+++ b/removePW.sln
@@ -0,0 +1,25 @@
+
+Microsoft Visual Studio Solution File, Format Version 12.00
+# Visual Studio Version 17
+VisualStudioVersion = 17.5.002.0
+MinimumVisualStudioVersion = 10.0.40219.1
+Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "removePW", "removePW.csproj", "{8211AE5B-96EA-4494-9C6A-2040FDA13F43}"
+EndProject
+Global
+	GlobalSection(SolutionConfigurationPlatforms) = preSolution
+		Debug|Any CPU = Debug|Any CPU
+		Release|Any CPU = Release|Any CPU
+	EndGlobalSection
+	GlobalSection(ProjectConfigurationPlatforms) = postSolution
+		{8211AE5B-96EA-4494-9C6A-2040FDA13F43}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+		{8211AE5B-96EA-4494-9C6A-2040FDA13F43}.Debug|Any CPU.Build.0 = Debug|Any CPU
+		{8211AE5B-96EA-4494-9C6A-2040FDA13F43}.Release|Any CPU.ActiveCfg = Release|Any CPU
+		{8211AE5B-96EA-4494-9C6A-2040FDA13F43}.Release|Any CPU.Build.0 = Release|Any CPU
+	EndGlobalSection
+	GlobalSection(SolutionProperties) = preSolution
+		HideSolutionNode = FALSE
+	EndGlobalSection
+	GlobalSection(ExtensibilityGlobals) = postSolution
+		SolutionGuid = {B8EA5858-ED93-46BC-AE1A-AB9A1D9C5C2D}
+	EndGlobalSection
+EndGlobal