diff --git a/src/Misc/FileAssociation.cs b/src/Misc/FileAssociation.cs
new file mode 100644
index 0000000..8944610
--- /dev/null
+++ b/src/Misc/FileAssociation.cs
@@ -0,0 +1,70 @@
+
+using System.IO;
+using System.Windows.Forms;
+
+using Microsoft.Win32;
+
+namespace mpvnet
+{
+    public class FileAssociation
+    {
+        static string ExePath = Application.ExecutablePath;
+        static string ExeFilename = Path.GetFileName(Application.ExecutablePath);
+        static string ExeFilenameNoExt = Path.GetFileNameWithoutExtension(Application.ExecutablePath);
+
+        public static void Register(string perceivedType, string[] extensions)
+        {
+            string[] protocols = { "ytdl", "rtsp", "srt", "srtp" };
+
+            if (perceivedType != "unreg")
+            {
+                foreach (string i in protocols)
+                {
+                    RegistryHelp.SetValue($@"HKCR\{i}", $"{i.ToUpper()} Protocol", "");
+                    RegistryHelp.SetValue($@"HKCR\{i}\shell\open\command", null, $"\"{ExePath}\" \"%1\"");
+                }
+
+                RegistryHelp.SetValue(@"HKCU\Software\Microsoft\Windows\CurrentVersion\App Paths\" + ExeFilename, null, ExePath);
+                RegistryHelp.SetValue(@"HKCR\Applications\" + ExeFilename, "FriendlyAppName", "mpv.net media player");
+                RegistryHelp.SetValue(@"HKCR\Applications\" + ExeFilename + @"\shell\open\command", null, $"\"{ExePath}\" \"%1\"");
+                RegistryHelp.SetValue(@"HKCR\SystemFileAssociations\video\OpenWithList\" + ExeFilename, null, "");
+                RegistryHelp.SetValue(@"HKCR\SystemFileAssociations\audio\OpenWithList\" + ExeFilename, null, "");
+                RegistryHelp.SetValue(@"HKLM\SOFTWARE\RegisteredApplications", "mpv.net", @"SOFTWARE\Clients\Media\mpv.net\Capabilities");
+                RegistryHelp.SetValue(@"HKLM\SOFTWARE\Clients\Media\mpv.net\Capabilities", "ApplicationDescription", "mpv.net media player");
+                RegistryHelp.SetValue(@"HKLM\SOFTWARE\Clients\Media\mpv.net\Capabilities", "ApplicationName", "mpv.net");
+
+                foreach (string ext in extensions)
+                {
+                    RegistryHelp.SetValue(@"HKCR\Applications\" + ExeFilename + @"\SupportedTypes", "." + ext, "");
+                    RegistryHelp.SetValue(@"HKCR\" + "." + ext, null, ExeFilenameNoExt + "." + ext);
+                    RegistryHelp.SetValue(@"HKCR\" + "." + ext + @"\OpenWithProgIDs", ExeFilenameNoExt + "." + ext, "");
+                    RegistryHelp.SetValue(@"HKCR\" + "." + ext, "PerceivedType", perceivedType);
+                    RegistryHelp.SetValue(@"HKCR\" + ExeFilenameNoExt + "." + ext + @"\shell\open\command", null, $"\"{ExePath}\" \"%1\"");
+                    RegistryHelp.SetValue(@"HKLM\SOFTWARE\Clients\Media\mpv.net\Capabilities\FileAssociations", "." + ext, ExeFilenameNoExt + "." + ext);
+                }
+            }
+            else
+            {
+                foreach (string i in protocols)
+                    RegistryHelp.RemoveKey($@"HKCR\{i}");
+
+                RegistryHelp.RemoveKey(@"HKCU\Software\Microsoft\Windows\CurrentVersion\App Paths\" + ExeFilename);
+                RegistryHelp.RemoveKey(@"HKCR\Applications\" + ExeFilename);
+                RegistryHelp.RemoveKey(@"HKLM\SOFTWARE\Clients\Media\mpv.net");
+                RegistryHelp.RemoveKey(@"HKCR\SystemFileAssociations\video\OpenWithList\" + ExeFilename);
+                RegistryHelp.RemoveKey(@"HKCR\SystemFileAssociations\audio\OpenWithList\" + ExeFilename);
+           
+                RegistryHelp.RemoveValue(@"HKLM\SOFTWARE\RegisteredApplications", "mpv.net");
+
+                foreach (string id in Registry.ClassesRoot.GetSubKeyNames())
+                {
+                    if (id.StartsWith(ExeFilenameNoExt + "."))
+                        Registry.ClassesRoot.DeleteSubKeyTree(id);
+
+                    RegistryHelp.RemoveValue($@"HKCR\Software\Classes\{id}\OpenWithProgIDs", ExeFilenameNoExt + id);
+                    RegistryHelp.RemoveValue($@"HKLM\Software\Classes\{id}\OpenWithProgIDs", ExeFilenameNoExt + id);
+                }
+            }
+        }
+    }
+}
diff --git a/src/Misc/Misc.cs b/src/Misc/Misc.cs
index da0c934..0901fee 100644
--- a/src/Misc/Misc.cs
+++ b/src/Misc/Misc.cs
@@ -70,68 +70,6 @@ namespace mpvnet
         }
     }
 
-    public class FileAssociation
-    {
-        static string ExePath = Application.ExecutablePath;
-        static string ExeFilename = Path.GetFileName(Application.ExecutablePath);
-        static string ExeFilenameNoExt = Path.GetFileNameWithoutExtension(Application.ExecutablePath);
-
-        public static void Register(string perceivedType, string[] extensions)
-        {
-            string[] protocols = { "ytdl", "rtsp", "srt", "srtp" };
-
-            if (perceivedType != "unreg")
-            {
-                foreach (string i in protocols)
-                {
-                    RegistryHelp.SetValue($@"HKCR\{i}", $"{i.ToUpper()} Protocol", "");
-                    RegistryHelp.SetValue($@"HKCR\{i}\shell\open\command", null, $"\"{ExePath}\" \"%1\"");
-                }
-
-                RegistryHelp.SetValue(@"HKCU\Software\Microsoft\Windows\CurrentVersion\App Paths\" + ExeFilename, null, ExePath);
-                RegistryHelp.SetValue(@"HKCR\Applications\" + ExeFilename, "FriendlyAppName", "mpv.net media player");
-                RegistryHelp.SetValue(@"HKCR\Applications\" + ExeFilename + @"\shell\open\command", null, $"\"{ExePath}\" \"%1\"");
-                RegistryHelp.SetValue(@"HKCR\SystemFileAssociations\video\OpenWithList\" + ExeFilename, null, "");
-                RegistryHelp.SetValue(@"HKCR\SystemFileAssociations\audio\OpenWithList\" + ExeFilename, null, "");
-                RegistryHelp.SetValue(@"HKLM\SOFTWARE\RegisteredApplications", "mpv.net", @"SOFTWARE\Clients\Media\mpv.net\Capabilities");
-                RegistryHelp.SetValue(@"HKLM\SOFTWARE\Clients\Media\mpv.net\Capabilities", "ApplicationDescription", "mpv.net media player");
-                RegistryHelp.SetValue(@"HKLM\SOFTWARE\Clients\Media\mpv.net\Capabilities", "ApplicationName", "mpv.net");
-
-                foreach (string ext in extensions)
-                {
-                    RegistryHelp.SetValue(@"HKCR\Applications\" + ExeFilename + @"\SupportedTypes", "." + ext, "");
-                    RegistryHelp.SetValue(@"HKCR\" + "." + ext, null, ExeFilenameNoExt + "." + ext);
-                    RegistryHelp.SetValue(@"HKCR\" + "." + ext + @"\OpenWithProgIDs", ExeFilenameNoExt + "." + ext, "");
-                    RegistryHelp.SetValue(@"HKCR\" + "." + ext, "PerceivedType", perceivedType);
-                    RegistryHelp.SetValue(@"HKCR\" + ExeFilenameNoExt + "." + ext + @"\shell\open\command", null, $"\"{ExePath}\" \"%1\"");
-                    RegistryHelp.SetValue(@"HKLM\SOFTWARE\Clients\Media\mpv.net\Capabilities\FileAssociations", "." + ext, ExeFilenameNoExt + "." + ext);
-                }
-            }
-            else
-            {
-                foreach (string i in protocols)
-                    RegistryHelp.RemoveKey($@"HKCR\{i}");
-
-                RegistryHelp.RemoveKey(@"HKCU\Software\Microsoft\Windows\CurrentVersion\App Paths\" + ExeFilename);
-                RegistryHelp.RemoveKey(@"HKCR\Applications\" + ExeFilename);
-                RegistryHelp.RemoveKey(@"HKLM\SOFTWARE\Clients\Media\mpv.net");
-                RegistryHelp.RemoveKey(@"HKCR\SystemFileAssociations\video\OpenWithList\" + ExeFilename);
-                RegistryHelp.RemoveKey(@"HKCR\SystemFileAssociations\audio\OpenWithList\" + ExeFilename);
-           
-                RegistryHelp.RemoveValue(@"HKLM\SOFTWARE\RegisteredApplications", "mpv.net");
-
-                foreach (string id in Registry.ClassesRoot.GetSubKeyNames())
-                {
-                    if (id.StartsWith(ExeFilenameNoExt + "."))
-                        Registry.ClassesRoot.DeleteSubKeyTree(id);
-
-                    RegistryHelp.RemoveValue($@"HKCR\Software\Classes\{id}\OpenWithProgIDs", ExeFilenameNoExt + id);
-                    RegistryHelp.RemoveValue($@"HKLM\Software\Classes\{id}\OpenWithProgIDs", ExeFilenameNoExt + id);
-                }
-            }
-        }
-    }
-
     public class MediaTrack
     {
         public int ID { get; set; }
diff --git a/src/mpv.net.csproj b/src/mpv.net.csproj
index 7c169b7..1d8bdcf 100644
--- a/src/mpv.net.csproj
+++ b/src/mpv.net.csproj
@@ -92,6 +92,7 @@
   <ItemGroup>
     <Compile Include="Misc\App.cs" />
     <Compile Include="Misc\Common.cs" />
+    <Compile Include="Misc\FileAssociation.cs" />
     <Compile Include="Misc\FolderBrowser.cs" />
     <Compile Include="Misc\JSONParser.cs" />
     <Compile Include="WinForms\SnapManager.cs" />