diff --git a/yt-dlp-gui/App.xaml.cs b/yt-dlp-gui/App.xaml.cs
index da81d8c..b26ea5e 100644
--- a/yt-dlp-gui/App.xaml.cs
+++ b/yt-dlp-gui/App.xaml.cs
@@ -6,7 +6,7 @@ namespace yt_dlp_gui {
     /// Interaction logic for App.xaml
     /// </summary>
     public partial class App : Application {
-        public static string CurrentVersion = "2022.10.10"; 
+        public static string CurrentVersion = "2022.11.04"; 
         private void Application_Startup(object sender, StartupEventArgs e) {
             var args = e.Args.ToList();
             LoadPath();
diff --git a/yt-dlp-gui/Views/Main.xaml b/yt-dlp-gui/Views/Main.xaml
index 483878c..c106b13 100644
--- a/yt-dlp-gui/Views/Main.xaml
+++ b/yt-dlp-gui/Views/Main.xaml
@@ -380,7 +380,7 @@
                                                 </Style>
                                             </controls:Icons.Style>
                                         </controls:Icons>
-                                        <TextBlock FontSize="10" Grid.Column="1" HorizontalAlignment="Left" Text="{Binding asr, StringFormat={}{0}Hz}"/>
+                                        <TextBlock FontSize="10" Grid.Column="1" HorizontalAlignment="Left" Text="{Binding asr, StringFormat={}{0}Hz, TargetNullValue=Unknow}"/>
                                         <TextBlock FontSize="10" Grid.Column="3" Text="{Binding audio_ext}"/>
                                         <TextBlock FontSize="10" Grid.Column="4" Text="{Binding acodec}"/>
                                         <TextBlock FontSize="10" Grid.Column="5" HorizontalAlignment="Right" controls:Filesize.Bytes="{Binding filesize}"/>
diff --git a/yt-dlp-gui/Views/Main.xaml.cs b/yt-dlp-gui/Views/Main.xaml.cs
index 60fc3dd..0a5aeda 100644
--- a/yt-dlp-gui/Views/Main.xaml.cs
+++ b/yt-dlp-gui/Views/Main.xaml.cs
@@ -121,7 +121,7 @@ public partial class Main :Window {
             var deps = Directory.EnumerateFiles(App.AppPath, "*.exe", SearchOption.AllDirectories).ToList();
             deps = deps.Where(x => Path.GetFileName(App.AppExe) != Path.GetFileName(x)).ToList();
             var dep_youtubedl = deps.FirstOrDefault(x => Regex.IsMatch(Path.GetFileName(x), @"^youtube-dl\.exe"), "");
-            var dep_ytdlp = deps.FirstOrDefault(x => Regex.IsMatch(Path.GetFileName(x), @"^yt-dlp(_min|_x86|_x64)?\.exe"), "");
+            var dep_ytdlp = deps.FirstOrDefault(x => Regex.IsMatch(Path.GetFileName(x), @"^(yt-dlp(_min|_x86|_x64)?|ytdl-patched.*?)\.exe"), "");
             var dep_ffmpeg = deps.FirstOrDefault(x => Regex.IsMatch(Path.GetFileName(x), @"^ffmpeg"), "");
             var dep_aria2 = deps.FirstOrDefault(x => Regex.IsMatch(Path.GetFileName(x), @"^aria2"), "");
             if (!string.IsNullOrWhiteSpace(dep_ytdlp)) {
@@ -187,7 +187,6 @@ public partial class Main :Window {
                 Data.Video = JsonConvert.DeserializeObject<Video>(std, new JsonSerializerSettings() {
                     NullValueHandling = NullValueHandling.Ignore
                 });
-
                 //读取 Formats 与 Thumbnails
                 {
                     Data.Formats.LoadFromVideo(Data.Video.formats);
@@ -210,10 +209,9 @@ public partial class Main :Window {
                     }
                     Data.Subtitles.AddRange(subs);
                 }
-                //读取 图片
                 var BestUrl = Data.Thumbnails.LastOrDefault()?.url;
                 //var ThumbUrl = string.Empty;
-                if (Web.Head(BestUrl)) {
+                if (BestUrl != null && Web.Head(BestUrl)) {
                     Data.Thumbnail = BestUrl;
                     //ThumbUrl = BestUrl;
                 } else {
@@ -228,7 +226,6 @@ public partial class Main :Window {
                 Data.Thumbnail = ThumbPath;
                 */
 
-
                 Data.SelectFormatBest(); //选择
                 var full = string.Empty;
                 if (Path.IsPathRooted(Data.Video._filename)) {
@@ -248,7 +245,7 @@ public partial class Main :Window {
                         "Cookies are required, Use it?\n",
                         "yt-dlp-gui",
                         MessageBoxButtons.YesNo);
-                    
+
                     if (mb == System.Windows.Forms.DialogResult.Yes) {
                         Data.NeedCookie = true;
                         GetInfo();