diff --git a/FFMpegCore/FFMpeg/Arguments/CopyCodecArgument.cs b/FFMpegCore/FFMpeg/Arguments/CopyCodecArgument.cs
new file mode 100644
index 0000000..8ea3484
--- /dev/null
+++ b/FFMpegCore/FFMpeg/Arguments/CopyCodecArgument.cs
@@ -0,0 +1,10 @@
+namespace FFMpegCore.Arguments
+{
+    /// <summary>
+    /// Represents a copy codec parameter
+    /// </summary>
+    public class CopyCodecArgument : IArgument
+    {
+        public string Text => $"-codec copy";
+    }
+}
diff --git a/FFMpegCore/FFMpeg/FFMpeg.cs b/FFMpegCore/FFMpeg/FFMpeg.cs
index a8de12b..820d9fb 100644
--- a/FFMpegCore/FFMpeg/FFMpeg.cs
+++ b/FFMpegCore/FFMpeg/FFMpeg.cs
@@ -333,7 +333,10 @@ public static bool SaveM3U8Stream(Uri uri, string output)
             }
 
             return FFMpegArguments
-                .FromUrlInput(uri)
+                .FromUrlInput(uri, options =>
+                {
+                    options.WithCopyCodec();
+                })
                 .OutputToFile(output)
                 .ProcessSynchronously();
         }
diff --git a/FFMpegCore/FFMpeg/FFMpegArgumentOptions.cs b/FFMpegCore/FFMpeg/FFMpegArgumentOptions.cs
index 4930b52..6a6586c 100644
--- a/FFMpegCore/FFMpeg/FFMpegArgumentOptions.cs
+++ b/FFMpegCore/FFMpeg/FFMpegArgumentOptions.cs
@@ -77,6 +77,7 @@ public FFMpegArgumentOptions DeselectStreams(IEnumerable<int> streamIndices, int
         public FFMpegArgumentOptions WithAudibleActivationBytes(string activationBytes) => WithArgument(new AudibleEncryptionKeyArgument(activationBytes));
         public FFMpegArgumentOptions WithTagVersion(int id3v2Version = 3) => WithArgument(new ID3V2VersionArgument(id3v2Version));
         public FFMpegArgumentOptions WithGifPaletteArgument(int streamIndex, Size? size, int fps = 12) => WithArgument(new GifPaletteArgument(streamIndex, fps, size));
+        public FFMpegArgumentOptions WithCopyCodec() => WithArgument(new CopyCodecArgument());
 
         public FFMpegArgumentOptions WithArgument(IArgument argument)
         {
diff --git a/README.md b/README.md
index 365d0be..b2df37a 100644
--- a/README.md
+++ b/README.md
@@ -87,7 +87,7 @@ FFMpeg.Join(@"..\joined_video.mp4",
 ``` csharp
 FFMpeg.SubVideo(inputPath, 
     outputPath,
-    TimeSpan.FromSeconds(0)
+    TimeSpan.FromSeconds(0),
     TimeSpan.FromSeconds(30)
 );
 ```
@@ -162,7 +162,19 @@ If you want to use `System.Drawing.Bitmap`s as `IVideoFrame`s, a `BitmapVideoFra
 
 # Binaries
 
-## Installation
+## Runtime Auto Installation
+You can install a version of ffmpeg suite at runtime using `FFMpegDownloader.DownloadFFMpegSuite();`
+
+Or you can download only the desired binary using `FFMpegDownloader.DownloadFFMpeg()`, `FFMpegDownloader.DownloadFFProbe()`, `FFMpegDownloader.DownloadFFPlay()`.
+
+| OS      |                      Support                      |
+|---------|:-------------------------------------------------:|
+| Windows |   x64 Fully Supported, x86 Up to version V4.2.1   |
+| Mac OSX |                      NOT YET                      |
+| Linux   |                      NOT YET                      |
+
+
+## Manual Installation
 If you prefer to manually download them, visit [ffbinaries](https://ffbinaries.com/downloads) or [zeranoe Windows builds](https://ffmpeg.zeranoe.com/builds/).
 
 ### Windows (using choco)