diff --git a/src/DownKyi/AppConstant.cs b/src/DownKyi/AppConstant.cs
new file mode 100644
index 0000000..cad527c
--- /dev/null
+++ b/src/DownKyi/AppConstant.cs
@@ -0,0 +1,7 @@
+namespace DownKyi
+{
+    public class AppConstant
+    {
+        public const string ClipboardId = "32ff00b1-1a09-4b25-9ca7-dcb6914b141c";
+    }
+}
diff --git a/src/DownKyi/DownKyi.csproj b/src/DownKyi/DownKyi.csproj
index 21760fc..1f6c474 100644
--- a/src/DownKyi/DownKyi.csproj
+++ b/src/DownKyi/DownKyi.csproj
@@ -95,6 +95,7 @@
       <Generator>MSBuild:Compile</Generator>
       <SubType>Designer</SubType>
     </ApplicationDefinition>
+    <Compile Include="AppConstant.cs" />
     <Compile Include="Converter\CountConverter.cs" />
     <Compile Include="CustomControl\CustomPager.xaml.cs">
       <DependentUpon>CustomPager.xaml</DependentUpon>
@@ -498,7 +499,6 @@
       <Generator>ResXFileCodeGenerator</Generator>
       <LastGenOutput>Resources.Designer.cs</LastGenOutput>
     </EmbeddedResource>
-    <None Include=".gitignore" />
     <None Include="app.config" />
     <None Include="app.manifest" />
     <None Include="Properties\Settings.settings">
@@ -580,12 +580,6 @@
     <Resource Include="Resources\channel.png" />
     <Resource Include="Resources\play.png" />
     <Resource Include="Resources\time.png" />
-    <Content Include="x64\libwebp.dll">
-      <CopyToOutputDirectory>PreserveNewest</CopyToOutputDirectory>
-    </Content>
-    <Content Include="x86\libwebp.dll">
-      <CopyToOutputDirectory>PreserveNewest</CopyToOutputDirectory>
-    </Content>
     <Content Include="打不开DownKyi请点我.txt">
       <CopyToOutputDirectory>PreserveNewest</CopyToOutputDirectory>
     </Content>
diff --git a/src/DownKyi/ViewModels/MainWindowViewModel.cs b/src/DownKyi/ViewModels/MainWindowViewModel.cs
index c806981..47714da 100644
--- a/src/DownKyi/ViewModels/MainWindowViewModel.cs
+++ b/src/DownKyi/ViewModels/MainWindowViewModel.cs
@@ -354,7 +354,7 @@ namespace DownKyi.ViewModels
             }
 
             SearchService searchService = new SearchService();
-            searchService.BiliInput(input, ViewIndexViewModel.Tag, eventAggregator);
+            searchService.BiliInput(input + AppConstant.ClipboardId, ViewIndexViewModel.Tag, eventAggregator);
         }
 
         #endregion
diff --git a/src/DownKyi/ViewModels/ViewVideoDetailViewModel.cs b/src/DownKyi/ViewModels/ViewVideoDetailViewModel.cs
index dcc1e02..edb6cf2 100644
--- a/src/DownKyi/ViewModels/ViewVideoDetailViewModel.cs
+++ b/src/DownKyi/ViewModels/ViewVideoDetailViewModel.cs
@@ -30,7 +30,7 @@ namespace DownKyi.ViewModels
         private readonly IDialogService dialogService;
 
         // 保存输入字符串，避免被用户修改
-        private string input;
+        private string input = null;
 
         #region 页面属性申明
 
@@ -745,8 +745,6 @@ namespace DownKyi.ViewModels
         /// <param name="navigationContext"></param>
         public override void OnNavigatedTo(NavigationContext navigationContext)
         {
-            base.OnNavigatedTo(navigationContext);
-
             ArrowBack.Fill = DictionaryResource.GetColor("ColorTextDark");
 
             DownloadManage = ButtonIcon.Instance().DownloadManage;
@@ -757,13 +755,25 @@ namespace DownKyi.ViewModels
             // Parent参数为null时，表示是从下一个页面返回到本页面，不需要执行任务
             if (navigationContext.Parameters.GetValue<string>("Parent") != null)
             {
+                string param = navigationContext.Parameters.GetValue<string>("Parameter");
+                // 移除剪贴板id
+                string intput = param.Replace(AppConstant.ClipboardId, "");
+
+                // 检测是否从剪贴板传入
+                if (InputText == intput && param.EndsWith(AppConstant.ClipboardId))
+                {
+                    return;
+                }
+
                 // 正在执行任务时不开启新任务
                 if (LoadingVisibility != Visibility.Visible)
                 {
-                    InputText = navigationContext.Parameters.GetValue<string>("Parameter");
+                    InputText = intput;
                     PropertyChangeAsync(ExecuteInputCommand);
                 }
             }
+
+            base.OnNavigatedTo(navigationContext);
         }
 
     }