diff --git a/src/BootstrapBlazor.Server/Components/App.razor b/src/BootstrapBlazor.Server/Components/App.razor
index eeb266ab05c..8eb51d6eb06 100644
--- a/src/BootstrapBlazor.Server/Components/App.razor
+++ b/src/BootstrapBlazor.Server/Components/App.razor
@@ -14,7 +14,7 @@
     <meta name="description" content="基于 Bootstrap 风格的 Blazor UI 组件库，用于研发企业级中后台产品。">
     <meta name="author" content="argo (argo@live.ca)">
     <meta name="theme-color" content="#712cf9">
-    <title>@Localizer["SiteTitle"]</title>
+    <title>Bootstrap Blazor - 组件库</title>
     <base href="/" />
     <link rel="icon" href="favicon.ico" type="image/x-icon">
     <link rel="shortcut icon" href="favicon.ico" type="image/x-icon">
diff --git a/src/BootstrapBlazor.Server/Components/Layout/BaseLayout.razor.cs b/src/BootstrapBlazor.Server/Components/Layout/BaseLayout.razor.cs
index 1ec51dc3808..d089760ff06 100644
--- a/src/BootstrapBlazor.Server/Components/Layout/BaseLayout.razor.cs
+++ b/src/BootstrapBlazor.Server/Components/Layout/BaseLayout.razor.cs
@@ -3,7 +3,6 @@
 // See the LICENSE file in the project root for more information.
 // Maintainer: Argo Zhang(argo@live.ca) Website: https://www.blazor.zone
 
-using BootstrapBlazor.Server.Data;
 using Microsoft.Extensions.Options;
 using Microsoft.JSInterop;
 
diff --git a/src/BootstrapBlazor.Server/Components/Samples/PdfViewers.razor.cs b/src/BootstrapBlazor.Server/Components/Samples/PdfViewers.razor.cs
index 1c0c7ce673a..175db17dd0d 100644
--- a/src/BootstrapBlazor.Server/Components/Samples/PdfViewers.razor.cs
+++ b/src/BootstrapBlazor.Server/Components/Samples/PdfViewers.razor.cs
@@ -3,8 +3,6 @@
 // See the LICENSE file in the project root for more information.
 // Maintainer: Argo Zhang(argo@live.ca) Website: https://www.blazor.zone
 
-using System.ComponentModel;
-
 namespace BootstrapBlazor.Server.Components.Samples;
 
 /// <summary>
diff --git a/src/BootstrapBlazor.Server/Extensions/ServiceCollectionExtensions.cs b/src/BootstrapBlazor.Server/Extensions/ServiceCollectionExtensions.cs
index e0f9fc56317..e62f7e8803e 100644
--- a/src/BootstrapBlazor.Server/Extensions/ServiceCollectionExtensions.cs
+++ b/src/BootstrapBlazor.Server/Extensions/ServiceCollectionExtensions.cs
@@ -3,7 +3,6 @@
 // See the LICENSE file in the project root for more information.
 // Maintainer: Argo Zhang(argo@live.ca) Website: https://www.blazor.zone
 
-using BootstrapBlazor.OpcDa;
 using Longbow.Tasks.Services;
 using Microsoft.AspNetCore.SignalR;
 using Microsoft.Extensions.Options;