diff --git a/src/Snap.Hutao/Snap.Hutao/Service/BackgroundImage/BackgroundImageService.cs b/src/Snap.Hutao/Snap.Hutao/Service/BackgroundImage/BackgroundImageService.cs
index 074c2628..abfcdfcd 100644
--- a/src/Snap.Hutao/Snap.Hutao/Service/BackgroundImage/BackgroundImageService.cs
+++ b/src/Snap.Hutao/Snap.Hutao/Service/BackgroundImage/BackgroundImageService.cs
@@ -3,6 +3,12 @@
 
 using Snap.Hutao.Control.Media;
 using Snap.Hutao.Core;
+using Snap.Hutao.Core.Caching;
+using Snap.Hutao.Core.IO;
+using Snap.Hutao.Service.Game.Scheme;
+using Snap.Hutao.Web.Hoyolab.SdkStatic.Hk4e.Launcher;
+using Snap.Hutao.Web.Hoyolab.SdkStatic.Hk4e.Launcher.Content;
+using Snap.Hutao.Web.Response;
 using System.IO;
 using Windows.Graphics.Imaging;
 
@@ -14,14 +20,15 @@ internal sealed partial class BackgroundImageService : IBackgroundImageService
 {
     private static readonly HashSet<string> AllowedFormats = [".bmp", ".gif", ".ico", ".jpg", ".jpeg", ".png", ".tiff", ".webp"];
 
-    private readonly ITaskContext taskContext;
+    private readonly IServiceProvider serviceProvider;
     private readonly RuntimeOptions runtimeOptions;
+    private readonly ITaskContext taskContext;
 
-    private HashSet<string> backgroundPathMap;
+    private HashSet<string> backgroundPathSet;
 
     public async ValueTask<ValueResult<bool, BackgroundImage>> GetNextBackgroundImageAsync()
     {
-        HashSet<string> backgroundSet = SkipOrInitBackground();
+        HashSet<string> backgroundSet = await SkipOrInitBackgroundAsync().ConfigureAwait(false);
 
         if (backgroundSet.Count <= 0)
         {
@@ -49,18 +56,34 @@ internal sealed partial class BackgroundImageService : IBackgroundImageService
         }
     }
 
-    private HashSet<string> SkipOrInitBackground()
+    private async ValueTask<HashSet<string>> SkipOrInitBackgroundAsync()
     {
-        if (backgroundPathMap is null || backgroundPathMap.Count <= 0)
+        if (backgroundPathSet is null || backgroundPathSet.Count <= 0)
         {
             string backgroundFolder = runtimeOptions.GetDataFolderBackgroundFolder();
             Directory.CreateDirectory(backgroundFolder);
-            backgroundPathMap = Directory
+            backgroundPathSet = Directory
                 .GetFiles(backgroundFolder, "*.*", SearchOption.AllDirectories)
                 .Where(path => AllowedFormats.Contains(Path.GetExtension(path)))
                 .ToHashSet();
+
+            // No image found
+            if (backgroundPathSet.Count <= 0)
+            {
+                ResourceClient resourceClient = serviceProvider.GetRequiredService<ResourceClient>();
+                string launguageCode = serviceProvider.GetRequiredService<CultureOptions>().LanguageCode;
+                LaunchScheme scheme = launguageCode is "zh-cn"
+                    ? KnownLaunchSchemes.Get().First(scheme => !scheme.IsOversea && scheme.IsNotCompatOnly)
+                    : KnownLaunchSchemes.Get().First(scheme => scheme.IsOversea && scheme.IsNotCompatOnly);
+                Response<GameContent> response = await resourceClient.GetContentAsync(scheme, launguageCode).ConfigureAwait(false);
+                if (response is { Data.Advertisement.Background: string url })
+                {
+                    ValueFile file = await serviceProvider.GetRequiredService<IImageCache>().GetFileFromCacheAsync(url.ToUri()).ConfigureAwait(false);
+                    backgroundPathSet = [file];
+                }
+            }
         }
 
-        return backgroundPathMap;
+        return backgroundPathSet;
     }
 }
\ No newline at end of file
diff --git a/src/Snap.Hutao/Snap.Hutao/Service/Game/Launching/Handler/LaunchExecutionEnsureGameResourceHandler.cs b/src/Snap.Hutao/Snap.Hutao/Service/Game/Launching/Handler/LaunchExecutionEnsureGameResourceHandler.cs
index 28c746a1..9ed8ad27 100644
--- a/src/Snap.Hutao/Snap.Hutao/Service/Game/Launching/Handler/LaunchExecutionEnsureGameResourceHandler.cs
+++ b/src/Snap.Hutao/Snap.Hutao/Service/Game/Launching/Handler/LaunchExecutionEnsureGameResourceHandler.cs
@@ -10,6 +10,7 @@ using Snap.Hutao.Model.Intrinsic;
 using Snap.Hutao.Service.Game.Package;
 using Snap.Hutao.View.Dialog;
 using Snap.Hutao.Web.Hoyolab.SdkStatic.Hk4e.Launcher;
+using Snap.Hutao.Web.Hoyolab.SdkStatic.Hk4e.Launcher.Resource;
 using Snap.Hutao.Web.Response;
 using System.IO;
 
diff --git a/src/Snap.Hutao/Snap.Hutao/Service/Game/Package/PackageConverter.cs b/src/Snap.Hutao/Snap.Hutao/Service/Game/Package/PackageConverter.cs
index 0cb55eb5..f04c3177 100644
--- a/src/Snap.Hutao/Snap.Hutao/Service/Game/Package/PackageConverter.cs
+++ b/src/Snap.Hutao/Snap.Hutao/Service/Game/Package/PackageConverter.cs
@@ -8,7 +8,7 @@ using Snap.Hutao.Core.IO;
 using Snap.Hutao.Core.IO.Hashing;
 using Snap.Hutao.Core.IO.Http.Sharding;
 using Snap.Hutao.Service.Game.Scheme;
-using Snap.Hutao.Web.Hoyolab.SdkStatic.Hk4e.Launcher;
+using Snap.Hutao.Web.Hoyolab.SdkStatic.Hk4e.Launcher.Resource;
 using System.Globalization;
 using System.IO;
 using System.IO.Compression;
diff --git a/src/Snap.Hutao/Snap.Hutao/View/Control/LaunchGameResourceExpander.xaml b/src/Snap.Hutao/Snap.Hutao/View/Control/LaunchGameResourceExpander.xaml
index 771446fb..b937a820 100644
--- a/src/Snap.Hutao/Snap.Hutao/View/Control/LaunchGameResourceExpander.xaml
+++ b/src/Snap.Hutao/Snap.Hutao/View/Control/LaunchGameResourceExpander.xaml
@@ -6,10 +6,10 @@
     xmlns:d="http://schemas.microsoft.com/expression/blend/2008"
     xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006"
     xmlns:shcm="using:Snap.Hutao.Control.Markup"
-    xmlns:shwhshl="using:Snap.Hutao.Web.Hoyolab.SdkStatic.Hk4e.Launcher"
+    xmlns:shwhshlr="using:Snap.Hutao.Web.Hoyolab.SdkStatic.Hk4e.Launcher.Resource"
     HorizontalAlignment="Stretch"
     HorizontalContentAlignment="Stretch"
-    d:DataContext="{d:DesignInstance shwhshl:Package}"
+    d:DataContext="{d:DesignInstance shwhshlr:Snap.Hutao.Web.Hoyolab.SdkStatic.Hk4e.Launcher.Resource.Package}"
     IsExpanded="True"
     ItemsSource="{Binding VoicePacks}"
     mc:Ignorable="d">
@@ -24,7 +24,7 @@
     </cwc:SettingsExpander.Resources>
 
     <cwc:SettingsExpander.ItemTemplate>
-        <DataTemplate x:DataType="shwhshl:VoicePackage">
+        <DataTemplate x:DataType="shwhshlr:VoicePackage">
             <cwc:SettingsCard
                 Padding="{ThemeResource SettingsExpanderItemHasIconPadding}"
                 ActionIcon="{shcm:FontIcon Glyph={StaticResource FontIconContentCopy}}"
diff --git a/src/Snap.Hutao/Snap.Hutao/ViewModel/Game/LaunchGameViewModel.cs b/src/Snap.Hutao/Snap.Hutao/ViewModel/Game/LaunchGameViewModel.cs
index 6aeb6596..f43d63d9 100644
--- a/src/Snap.Hutao/Snap.Hutao/ViewModel/Game/LaunchGameViewModel.cs
+++ b/src/Snap.Hutao/Snap.Hutao/ViewModel/Game/LaunchGameViewModel.cs
@@ -18,6 +18,7 @@ using Snap.Hutao.Service.Game.Scheme;
 using Snap.Hutao.Service.Notification;
 using Snap.Hutao.Service.User;
 using Snap.Hutao.Web.Hoyolab.SdkStatic.Hk4e.Launcher;
+using Snap.Hutao.Web.Hoyolab.SdkStatic.Hk4e.Launcher.Resource;
 using System.Collections.Immutable;
 using System.IO;
 
diff --git a/src/Snap.Hutao/Snap.Hutao/Web/ApiEndpoints.cs b/src/Snap.Hutao/Snap.Hutao/Web/ApiEndpoints.cs
index 4c0343b0..b65a7468 100644
--- a/src/Snap.Hutao/Snap.Hutao/Web/ApiEndpoints.cs
+++ b/src/Snap.Hutao/Snap.Hutao/Web/ApiEndpoints.cs
@@ -388,8 +388,8 @@ internal static class ApiEndpoints
     public static string SdkStaticLauncherContent(LaunchScheme scheme, string languageCode, bool advOnly = true)
     {
         return advOnly
-            ? $"{SdkStaticLauncherApi}/content?filter_adv=true&key={scheme.Key}&launcher_id={scheme.LauncherId}&launguage={languageCode}"
-            : $"{SdkStaticLauncherApi}/content?key={scheme.Key}&launcher_id={scheme.LauncherId}&launguage={languageCode}";
+            ? $"{SdkStaticLauncherApi}/content?filter_adv=true&key={scheme.Key}&launcher_id={scheme.LauncherId}&language={languageCode}"
+            : $"{SdkStaticLauncherApi}/content?key={scheme.Key}&launcher_id={scheme.LauncherId}&language={languageCode}";
     }
     #endregion
 
diff --git a/src/Snap.Hutao/Snap.Hutao/Web/ApiOsEndpoints.cs b/src/Snap.Hutao/Snap.Hutao/Web/ApiOsEndpoints.cs
index eb17d057..a9a8ffd7 100644
--- a/src/Snap.Hutao/Snap.Hutao/Web/ApiOsEndpoints.cs
+++ b/src/Snap.Hutao/Snap.Hutao/Web/ApiOsEndpoints.cs
@@ -298,17 +298,19 @@ internal static class ApiOsEndpoints
     }
     #endregion
 
-    #region SdkStaticLauncherApi
+    #region SdkOsStaticLauncherApi
 
-    /// <summary>
-    /// 启动器资源
-    /// </summary>
-    /// <param name="scheme">启动方案</param>
-    /// <returns>启动器资源字符串</returns>
     public static string SdkOsStaticLauncherResource(LaunchScheme scheme)
     {
         return $"{SdkOsStaticLauncherApi}/resource?key={scheme.Key}&launcher_id={scheme.LauncherId}&channel_id={scheme.Channel:D}&sub_channel_id={scheme.SubChannel:D}";
     }
+
+    public static string SdkOsStaticLauncherContent(LaunchScheme scheme, string languageCode, bool advOnly = true)
+    {
+        return advOnly
+            ? $"{SdkOsStaticLauncherApi}/content?filter_adv=true&key={scheme.Key}&launcher_id={scheme.LauncherId}&language={languageCode}"
+            : $"{SdkOsStaticLauncherApi}/content?key={scheme.Key}&launcher_id={scheme.LauncherId}&language={languageCode}";
+    }
     #endregion
 
     #region WebApiOsAccountApi
diff --git a/src/Snap.Hutao/Snap.Hutao/Web/Hoyolab/SdkStatic/Hk4e/Launcher/Content/Advertisement.cs b/src/Snap.Hutao/Snap.Hutao/Web/Hoyolab/SdkStatic/Hk4e/Launcher/Content/Advertisement.cs
new file mode 100644
index 00000000..e71f6d41
--- /dev/null
+++ b/src/Snap.Hutao/Snap.Hutao/Web/Hoyolab/SdkStatic/Hk4e/Launcher/Content/Advertisement.cs
@@ -0,0 +1,22 @@
+// Copyright (c) DGP Studio. All rights reserved.
+// Licensed under the MIT license.
+
+namespace Snap.Hutao.Web.Hoyolab.SdkStatic.Hk4e.Launcher.Content;
+
+internal sealed class Advertisement
+{
+    [JsonPropertyName("background")]
+    public string Background { get; set; } = default!;
+
+    [JsonPropertyName("icon")]
+    public string Icon { get; set; } = default!;
+
+    [JsonPropertyName("url")]
+    public string Url { get; set; } = default!;
+
+    [JsonPropertyName("version")]
+    public string Version { get; set; } = default!;
+
+    [JsonPropertyName("bg_checksum")]
+    public string BackgroundChecksum { get; set; } = default!;
+}
\ No newline at end of file
diff --git a/src/Snap.Hutao/Snap.Hutao/Web/Hoyolab/SdkStatic/Hk4e/Launcher/Content/Banner.cs b/src/Snap.Hutao/Snap.Hutao/Web/Hoyolab/SdkStatic/Hk4e/Launcher/Content/Banner.cs
new file mode 100644
index 00000000..08fc5bd8
--- /dev/null
+++ b/src/Snap.Hutao/Snap.Hutao/Web/Hoyolab/SdkStatic/Hk4e/Launcher/Content/Banner.cs
@@ -0,0 +1,22 @@
+// Copyright (c) DGP Studio. All rights reserved.
+// Licensed under the MIT license.
+
+namespace Snap.Hutao.Web.Hoyolab.SdkStatic.Hk4e.Launcher.Content;
+
+internal sealed class Banner
+{
+    [JsonPropertyName("banner_id")]
+    public string BannerId { get; set; } = default!;
+
+    [JsonPropertyName("name")]
+    public string Name { get; set; } = default!;
+
+    [JsonPropertyName("img")]
+    public string Image { get; set; } = default!;
+
+    [JsonPropertyName("url")]
+    public string Url { get; set; } = default!;
+
+    [JsonPropertyName("order")]
+    public string Order { get; set; } = default!;
+}
\ No newline at end of file
diff --git a/src/Snap.Hutao/Snap.Hutao/Web/Hoyolab/SdkStatic/Hk4e/Launcher/Content/GameContent.cs b/src/Snap.Hutao/Snap.Hutao/Web/Hoyolab/SdkStatic/Hk4e/Launcher/Content/GameContent.cs
new file mode 100644
index 00000000..5138eb54
--- /dev/null
+++ b/src/Snap.Hutao/Snap.Hutao/Web/Hoyolab/SdkStatic/Hk4e/Launcher/Content/GameContent.cs
@@ -0,0 +1,28 @@
+// Copyright (c) DGP Studio. All rights reserved.
+// Licensed under the MIT license.
+
+namespace Snap.Hutao.Web.Hoyolab.SdkStatic.Hk4e.Launcher.Content;
+
+internal sealed class GameContent
+{
+    [JsonPropertyName("adv")]
+    public Advertisement? Advertisement { get; set; } = default!;
+
+    [JsonPropertyName("banner")]
+    public List<Banner> Banners { get; set; } = default!;
+
+    [JsonPropertyName("icon")]
+    public List<Icon> Icons { get; set; } = default!;
+
+    [JsonPropertyName("post")]
+    public List<Post> Posts { get; set; } = default!;
+
+    [JsonPropertyName("qq")]
+    public List<QQ> QQs { get; set; } = default!;
+
+    [JsonPropertyName("more")]
+    public More More { get; set; } = default!;
+
+    [JsonPropertyName("links")]
+    public Link Links { get; set; } = default!;
+}
\ No newline at end of file
diff --git a/src/Snap.Hutao/Snap.Hutao/Web/Hoyolab/SdkStatic/Hk4e/Launcher/Content/Icon.cs b/src/Snap.Hutao/Snap.Hutao/Web/Hoyolab/SdkStatic/Hk4e/Launcher/Content/Icon.cs
new file mode 100644
index 00000000..6d3378c5
--- /dev/null
+++ b/src/Snap.Hutao/Snap.Hutao/Web/Hoyolab/SdkStatic/Hk4e/Launcher/Content/Icon.cs
@@ -0,0 +1,43 @@
+// Copyright (c) DGP Studio. All rights reserved.
+// Licensed under the MIT license.
+
+namespace Snap.Hutao.Web.Hoyolab.SdkStatic.Hk4e.Launcher.Content;
+
+internal sealed class Icon
+{
+    [JsonPropertyName("icon_id")]
+    public string IconId { get; set; } = default!;
+
+    [JsonPropertyName("img")]
+    public string Image { get; set; } = default!;
+
+    [JsonPropertyName("url")]
+    public string Url { get; set; } = default!;
+
+    [JsonPropertyName("qr_img")]
+    public string QrImage { get; set; } = default!;
+
+    [JsonPropertyName("qr_desc")]
+    public string QrDescription { get; set; } = default!;
+
+    [JsonPropertyName("img_hover")]
+    public string ImageHover { get; set; } = default!;
+
+    [JsonPropertyName("other_links")]
+    public List<IconLink> OtherLinks { get; set; } = default!;
+
+    [JsonPropertyName("title")]
+    public string Title { get; set; } = default!;
+
+    [JsonPropertyName("icon_link")]
+    public string IconLink { get; set; } = default!;
+
+    [JsonPropertyName("links")]
+    public List<IconLink> Links { get; set; } = default!;
+
+    [JsonPropertyName("enable_red_dot")]
+    public bool EnableRedDot { get; set; }
+
+    [JsonPropertyName("red_dot_content")]
+    public string RedDotContent { get; set; } = default!;
+}
\ No newline at end of file
diff --git a/src/Snap.Hutao/Snap.Hutao/Web/Hoyolab/SdkStatic/Hk4e/Launcher/Content/IconLink.cs b/src/Snap.Hutao/Snap.Hutao/Web/Hoyolab/SdkStatic/Hk4e/Launcher/Content/IconLink.cs
new file mode 100644
index 00000000..ac438093
--- /dev/null
+++ b/src/Snap.Hutao/Snap.Hutao/Web/Hoyolab/SdkStatic/Hk4e/Launcher/Content/IconLink.cs
@@ -0,0 +1,23 @@
+// Copyright (c) DGP Studio. All rights reserved.
+// Licensed under the MIT license.
+
+using Snap.Hutao.Core.DependencyInjection.Annotation.HttpClient;
+using Snap.Hutao.Service.Game.Scheme;
+using Snap.Hutao.Web.Hoyolab.SdkStatic.Hk4e.Launcher.Resource;
+using Snap.Hutao.Web.Request.Builder;
+using Snap.Hutao.Web.Request.Builder.Abstraction;
+using Snap.Hutao.Web.Response;
+using System.IO;
+using System.Net.Http;
+using System.Text;
+
+namespace Snap.Hutao.Web.Hoyolab.SdkStatic.Hk4e.Launcher;
+
+internal sealed class IconLink
+{
+    [JsonPropertyName("title")]
+    public string Title { get; set; } = default!;
+
+    [JsonPropertyName("url")]
+    public string Url { get; set; } = default!;
+}
\ No newline at end of file
diff --git a/src/Snap.Hutao/Snap.Hutao/Web/Hoyolab/SdkStatic/Hk4e/Launcher/Content/Link.cs b/src/Snap.Hutao/Snap.Hutao/Web/Hoyolab/SdkStatic/Hk4e/Launcher/Content/Link.cs
new file mode 100644
index 00000000..f2569131
--- /dev/null
+++ b/src/Snap.Hutao/Snap.Hutao/Web/Hoyolab/SdkStatic/Hk4e/Launcher/Content/Link.cs
@@ -0,0 +1,13 @@
+// Copyright (c) DGP Studio. All rights reserved.
+// Licensed under the MIT license.
+
+namespace Snap.Hutao.Web.Hoyolab.SdkStatic.Hk4e.Launcher.Content;
+
+internal sealed class Link
+{
+    [JsonPropertyName("faq")]
+    public string FAQ { get; set; } = default!;
+
+    [JsonPropertyName("version")]
+    public string Version { get; set; } = default!;
+}
\ No newline at end of file
diff --git a/src/Snap.Hutao/Snap.Hutao/Web/Hoyolab/SdkStatic/Hk4e/Launcher/Content/More.cs b/src/Snap.Hutao/Snap.Hutao/Web/Hoyolab/SdkStatic/Hk4e/Launcher/Content/More.cs
new file mode 100644
index 00000000..89c60cda
--- /dev/null
+++ b/src/Snap.Hutao/Snap.Hutao/Web/Hoyolab/SdkStatic/Hk4e/Launcher/Content/More.cs
@@ -0,0 +1,28 @@
+// Copyright (c) DGP Studio. All rights reserved.
+// Licensed under the MIT license.
+
+namespace Snap.Hutao.Web.Hoyolab.SdkStatic.Hk4e.Launcher.Content;
+
+internal sealed class More
+{
+    [JsonPropertyName("activity_link")]
+    public string ActivityLink { get; set; } = default!;
+
+    [JsonPropertyName("announce_link")]
+    public string AnnounceLink { get; set; } = default!;
+
+    [JsonPropertyName("info_link")]
+    public string InfoLink { get; set; } = default!;
+
+    [JsonPropertyName("news_link")]
+    public string NewsLink { get; set; } = default!;
+
+    [JsonPropertyName("trends_link")]
+    public string TrendsLink { get; set; } = default!;
+
+    [JsonPropertyName("supply_link")]
+    public string SupplyLink { get; set; } = default!;
+
+    [JsonPropertyName("tools_link")]
+    public string ToolsLink { get; set; } = default!;
+}
\ No newline at end of file
diff --git a/src/Snap.Hutao/Snap.Hutao/Web/Hoyolab/SdkStatic/Hk4e/Launcher/Content/Post.cs b/src/Snap.Hutao/Snap.Hutao/Web/Hoyolab/SdkStatic/Hk4e/Launcher/Content/Post.cs
new file mode 100644
index 00000000..b3de80e6
--- /dev/null
+++ b/src/Snap.Hutao/Snap.Hutao/Web/Hoyolab/SdkStatic/Hk4e/Launcher/Content/Post.cs
@@ -0,0 +1,31 @@
+// Copyright (c) DGP Studio. All rights reserved.
+// Licensed under the MIT license.
+
+namespace Snap.Hutao.Web.Hoyolab.SdkStatic.Hk4e.Launcher.Content;
+
+internal sealed class Post
+{
+    [JsonPropertyName("post_id")]
+    public string PostId { get; set; } = default!;
+
+    /// <summary>
+    /// POST_TYPE_ACTIVITY|POST_TYPE_ANNOUNCE|POST_TYPE_INFO
+    /// </summary>
+    [JsonPropertyName("type")]
+    public string Type { get; set; } = default!;
+
+    [JsonPropertyName("url")]
+    public string Url { get; set; } = default!;
+
+    /// <summary>
+    /// MM/dd format
+    /// </summary>
+    [JsonPropertyName("show_time")]
+    public string ShowTime { get; set; } = default!;
+
+    [JsonPropertyName("order")]
+    public string Order { get; set; } = default!;
+
+    [JsonPropertyName("title")]
+    public string Title { get; set; } = default!;
+}
\ No newline at end of file
diff --git a/src/Snap.Hutao/Snap.Hutao/Web/Hoyolab/SdkStatic/Hk4e/Launcher/Content/QQ.cs b/src/Snap.Hutao/Snap.Hutao/Web/Hoyolab/SdkStatic/Hk4e/Launcher/Content/QQ.cs
new file mode 100644
index 00000000..61af5e28
--- /dev/null
+++ b/src/Snap.Hutao/Snap.Hutao/Web/Hoyolab/SdkStatic/Hk4e/Launcher/Content/QQ.cs
@@ -0,0 +1,19 @@
+// Copyright (c) DGP Studio. All rights reserved.
+// Licensed under the MIT license.
+
+namespace Snap.Hutao.Web.Hoyolab.SdkStatic.Hk4e.Launcher.Content;
+
+internal sealed class QQ
+{
+    [JsonPropertyName("qq_id")]
+    public string QQId { get; set; } = default!;
+
+    [JsonPropertyName("name")]
+    public string Name { get; set; } = default!;
+
+    [JsonPropertyName("number")]
+    public string Number { get; set; } = default!;
+
+    [JsonPropertyName("code")]
+    public string Code { get; set; } = default!;
+}
\ No newline at end of file
diff --git a/src/Snap.Hutao/Snap.Hutao/Web/Hoyolab/SdkStatic/Hk4e/Launcher/DiffPackage.cs b/src/Snap.Hutao/Snap.Hutao/Web/Hoyolab/SdkStatic/Hk4e/Launcher/Resource/DiffPackage.cs
similarity index 84%
rename from src/Snap.Hutao/Snap.Hutao/Web/Hoyolab/SdkStatic/Hk4e/Launcher/DiffPackage.cs
rename to src/Snap.Hutao/Snap.Hutao/Web/Hoyolab/SdkStatic/Hk4e/Launcher/Resource/DiffPackage.cs
index f0109179..7e1e5624 100644
--- a/src/Snap.Hutao/Snap.Hutao/Web/Hoyolab/SdkStatic/Hk4e/Launcher/DiffPackage.cs
+++ b/src/Snap.Hutao/Snap.Hutao/Web/Hoyolab/SdkStatic/Hk4e/Launcher/Resource/DiffPackage.cs
@@ -1,7 +1,7 @@
 // Copyright (c) DGP Studio. All rights reserved.
 // Licensed under the MIT license.
 
-namespace Snap.Hutao.Web.Hoyolab.SdkStatic.Hk4e.Launcher;
+namespace Snap.Hutao.Web.Hoyolab.SdkStatic.Hk4e.Launcher.Resource;
 
 /// <summary>
 /// 差异文件
diff --git a/src/Snap.Hutao/Snap.Hutao/Web/Hoyolab/SdkStatic/Hk4e/Launcher/Game.cs b/src/Snap.Hutao/Snap.Hutao/Web/Hoyolab/SdkStatic/Hk4e/Launcher/Resource/Game.cs
similarity index 88%
rename from src/Snap.Hutao/Snap.Hutao/Web/Hoyolab/SdkStatic/Hk4e/Launcher/Game.cs
rename to src/Snap.Hutao/Snap.Hutao/Web/Hoyolab/SdkStatic/Hk4e/Launcher/Resource/Game.cs
index 0fe77bbe..678cf2c8 100644
--- a/src/Snap.Hutao/Snap.Hutao/Web/Hoyolab/SdkStatic/Hk4e/Launcher/Game.cs
+++ b/src/Snap.Hutao/Snap.Hutao/Web/Hoyolab/SdkStatic/Hk4e/Launcher/Resource/Game.cs
@@ -1,7 +1,7 @@
 // Copyright (c) DGP Studio. All rights reserved.
 // Licensed under the MIT license.
 
-namespace Snap.Hutao.Web.Hoyolab.SdkStatic.Hk4e.Launcher;
+namespace Snap.Hutao.Web.Hoyolab.SdkStatic.Hk4e.Launcher.Resource;
 
 /// <summary>
 /// 游戏
diff --git a/src/Snap.Hutao/Snap.Hutao/Web/Hoyolab/SdkStatic/Hk4e/Launcher/GameResource.cs b/src/Snap.Hutao/Snap.Hutao/Web/Hoyolab/SdkStatic/Hk4e/Launcher/Resource/GameResource.cs
similarity index 95%
rename from src/Snap.Hutao/Snap.Hutao/Web/Hoyolab/SdkStatic/Hk4e/Launcher/GameResource.cs
rename to src/Snap.Hutao/Snap.Hutao/Web/Hoyolab/SdkStatic/Hk4e/Launcher/Resource/GameResource.cs
index 84913ea9..36bcae0f 100644
--- a/src/Snap.Hutao/Snap.Hutao/Web/Hoyolab/SdkStatic/Hk4e/Launcher/GameResource.cs
+++ b/src/Snap.Hutao/Snap.Hutao/Web/Hoyolab/SdkStatic/Hk4e/Launcher/Resource/GameResource.cs
@@ -1,7 +1,7 @@
 // Copyright (c) DGP Studio. All rights reserved.
 // Licensed under the MIT license.
 
-namespace Snap.Hutao.Web.Hoyolab.SdkStatic.Hk4e.Launcher;
+namespace Snap.Hutao.Web.Hoyolab.SdkStatic.Hk4e.Launcher.Resource;
 
 /// <summary>
 /// 游戏资源
diff --git a/src/Snap.Hutao/Snap.Hutao/Web/Hoyolab/SdkStatic/Hk4e/Launcher/LatestPackage.cs b/src/Snap.Hutao/Snap.Hutao/Web/Hoyolab/SdkStatic/Hk4e/Launcher/Resource/LatestPackage.cs
similarity index 81%
rename from src/Snap.Hutao/Snap.Hutao/Web/Hoyolab/SdkStatic/Hk4e/Launcher/LatestPackage.cs
rename to src/Snap.Hutao/Snap.Hutao/Web/Hoyolab/SdkStatic/Hk4e/Launcher/Resource/LatestPackage.cs
index 78b72060..f07250ff 100644
--- a/src/Snap.Hutao/Snap.Hutao/Web/Hoyolab/SdkStatic/Hk4e/Launcher/LatestPackage.cs
+++ b/src/Snap.Hutao/Snap.Hutao/Web/Hoyolab/SdkStatic/Hk4e/Launcher/Resource/LatestPackage.cs
@@ -1,7 +1,7 @@
 // Copyright (c) DGP Studio. All rights reserved.
 // Licensed under the MIT license.
 
-namespace Snap.Hutao.Web.Hoyolab.SdkStatic.Hk4e.Launcher;
+namespace Snap.Hutao.Web.Hoyolab.SdkStatic.Hk4e.Launcher.Resource;
 
 internal sealed class LatestPackage : Package
 {
diff --git a/src/Snap.Hutao/Snap.Hutao/Web/Hoyolab/SdkStatic/Hk4e/Launcher/NameMd5.cs b/src/Snap.Hutao/Snap.Hutao/Web/Hoyolab/SdkStatic/Hk4e/Launcher/Resource/NameMd5.cs
similarity index 88%
rename from src/Snap.Hutao/Snap.Hutao/Web/Hoyolab/SdkStatic/Hk4e/Launcher/NameMd5.cs
rename to src/Snap.Hutao/Snap.Hutao/Web/Hoyolab/SdkStatic/Hk4e/Launcher/Resource/NameMd5.cs
index 18fc46c0..e31202c0 100644
--- a/src/Snap.Hutao/Snap.Hutao/Web/Hoyolab/SdkStatic/Hk4e/Launcher/NameMd5.cs
+++ b/src/Snap.Hutao/Snap.Hutao/Web/Hoyolab/SdkStatic/Hk4e/Launcher/Resource/NameMd5.cs
@@ -1,7 +1,7 @@
 // Copyright (c) DGP Studio. All rights reserved.
 // Licensed under the MIT license.
 
-namespace Snap.Hutao.Web.Hoyolab.SdkStatic.Hk4e.Launcher;
+namespace Snap.Hutao.Web.Hoyolab.SdkStatic.Hk4e.Launcher.Resource;
 
 /// <summary>
 /// 资源文件
diff --git a/src/Snap.Hutao/Snap.Hutao/Web/Hoyolab/SdkStatic/Hk4e/Launcher/Package.cs b/src/Snap.Hutao/Snap.Hutao/Web/Hoyolab/SdkStatic/Hk4e/Launcher/Resource/Package.cs
similarity index 94%
rename from src/Snap.Hutao/Snap.Hutao/Web/Hoyolab/SdkStatic/Hk4e/Launcher/Package.cs
rename to src/Snap.Hutao/Snap.Hutao/Web/Hoyolab/SdkStatic/Hk4e/Launcher/Resource/Package.cs
index 200522f5..722f9c05 100644
--- a/src/Snap.Hutao/Snap.Hutao/Web/Hoyolab/SdkStatic/Hk4e/Launcher/Package.cs
+++ b/src/Snap.Hutao/Snap.Hutao/Web/Hoyolab/SdkStatic/Hk4e/Launcher/Resource/Package.cs
@@ -1,7 +1,7 @@
 // Copyright (c) DGP Studio. All rights reserved.
 // Licensed under the MIT license.
 
-namespace Snap.Hutao.Web.Hoyolab.SdkStatic.Hk4e.Launcher;
+namespace Snap.Hutao.Web.Hoyolab.SdkStatic.Hk4e.Launcher.Resource;
 
 /// <summary>
 /// 最新客户端
diff --git a/src/Snap.Hutao/Snap.Hutao/Web/Hoyolab/SdkStatic/Hk4e/Launcher/PackageSegment.cs b/src/Snap.Hutao/Snap.Hutao/Web/Hoyolab/SdkStatic/Hk4e/Launcher/Resource/PackageSegment.cs
similarity index 81%
rename from src/Snap.Hutao/Snap.Hutao/Web/Hoyolab/SdkStatic/Hk4e/Launcher/PackageSegment.cs
rename to src/Snap.Hutao/Snap.Hutao/Web/Hoyolab/SdkStatic/Hk4e/Launcher/Resource/PackageSegment.cs
index 77acd3a4..9b8a59fc 100644
--- a/src/Snap.Hutao/Snap.Hutao/Web/Hoyolab/SdkStatic/Hk4e/Launcher/PackageSegment.cs
+++ b/src/Snap.Hutao/Snap.Hutao/Web/Hoyolab/SdkStatic/Hk4e/Launcher/Resource/PackageSegment.cs
@@ -1,7 +1,7 @@
 // Copyright (c) DGP Studio. All rights reserved.
 // Licensed under the MIT license.
 
-namespace Snap.Hutao.Web.Hoyolab.SdkStatic.Hk4e.Launcher;
+namespace Snap.Hutao.Web.Hoyolab.SdkStatic.Hk4e.Launcher.Resource;
 
 internal sealed class PackageSegment : PathMd5
 {
diff --git a/src/Snap.Hutao/Snap.Hutao/Web/Hoyolab/SdkStatic/Hk4e/Launcher/PathMd5.cs b/src/Snap.Hutao/Snap.Hutao/Web/Hoyolab/SdkStatic/Hk4e/Launcher/Resource/PathMd5.cs
similarity index 93%
rename from src/Snap.Hutao/Snap.Hutao/Web/Hoyolab/SdkStatic/Hk4e/Launcher/PathMd5.cs
rename to src/Snap.Hutao/Snap.Hutao/Web/Hoyolab/SdkStatic/Hk4e/Launcher/Resource/PathMd5.cs
index f1cf5fde..1c355f28 100644
--- a/src/Snap.Hutao/Snap.Hutao/Web/Hoyolab/SdkStatic/Hk4e/Launcher/PathMd5.cs
+++ b/src/Snap.Hutao/Snap.Hutao/Web/Hoyolab/SdkStatic/Hk4e/Launcher/Resource/PathMd5.cs
@@ -4,7 +4,7 @@
 using Snap.Hutao.Core.IO.DataTransfer;
 using Snap.Hutao.Service.Notification;
 
-namespace Snap.Hutao.Web.Hoyolab.SdkStatic.Hk4e.Launcher;
+namespace Snap.Hutao.Web.Hoyolab.SdkStatic.Hk4e.Launcher.Resource;
 
 /// <summary>
 /// 下载的文件
diff --git a/src/Snap.Hutao/Snap.Hutao/Web/Hoyolab/SdkStatic/Hk4e/Launcher/Plugin.cs b/src/Snap.Hutao/Snap.Hutao/Web/Hoyolab/SdkStatic/Hk4e/Launcher/Resource/Plugin.cs
similarity index 87%
rename from src/Snap.Hutao/Snap.Hutao/Web/Hoyolab/SdkStatic/Hk4e/Launcher/Plugin.cs
rename to src/Snap.Hutao/Snap.Hutao/Web/Hoyolab/SdkStatic/Hk4e/Launcher/Resource/Plugin.cs
index 7a920832..b55f3741 100644
--- a/src/Snap.Hutao/Snap.Hutao/Web/Hoyolab/SdkStatic/Hk4e/Launcher/Plugin.cs
+++ b/src/Snap.Hutao/Snap.Hutao/Web/Hoyolab/SdkStatic/Hk4e/Launcher/Resource/Plugin.cs
@@ -1,7 +1,7 @@
 // Copyright (c) DGP Studio. All rights reserved.
 // Licensed under the MIT license.
 
-namespace Snap.Hutao.Web.Hoyolab.SdkStatic.Hk4e.Launcher;
+namespace Snap.Hutao.Web.Hoyolab.SdkStatic.Hk4e.Launcher.Resource;
 
 /// <summary>
 /// 插件
diff --git a/src/Snap.Hutao/Snap.Hutao/Web/Hoyolab/SdkStatic/Hk4e/Launcher/PluginItem.cs b/src/Snap.Hutao/Snap.Hutao/Web/Hoyolab/SdkStatic/Hk4e/Launcher/Resource/PluginItem.cs
similarity index 91%
rename from src/Snap.Hutao/Snap.Hutao/Web/Hoyolab/SdkStatic/Hk4e/Launcher/PluginItem.cs
rename to src/Snap.Hutao/Snap.Hutao/Web/Hoyolab/SdkStatic/Hk4e/Launcher/Resource/PluginItem.cs
index 52f14be5..2f757786 100644
--- a/src/Snap.Hutao/Snap.Hutao/Web/Hoyolab/SdkStatic/Hk4e/Launcher/PluginItem.cs
+++ b/src/Snap.Hutao/Snap.Hutao/Web/Hoyolab/SdkStatic/Hk4e/Launcher/Resource/PluginItem.cs
@@ -1,7 +1,7 @@
 // Copyright (c) DGP Studio. All rights reserved.
 // Licensed under the MIT license.
 
-namespace Snap.Hutao.Web.Hoyolab.SdkStatic.Hk4e.Launcher;
+namespace Snap.Hutao.Web.Hoyolab.SdkStatic.Hk4e.Launcher.Resource;
 
 /// <summary>
 /// 插件项
diff --git a/src/Snap.Hutao/Snap.Hutao/Web/Hoyolab/SdkStatic/Hk4e/Launcher/Sdk.cs b/src/Snap.Hutao/Snap.Hutao/Web/Hoyolab/SdkStatic/Hk4e/Launcher/Resource/Sdk.cs
similarity index 90%
rename from src/Snap.Hutao/Snap.Hutao/Web/Hoyolab/SdkStatic/Hk4e/Launcher/Sdk.cs
rename to src/Snap.Hutao/Snap.Hutao/Web/Hoyolab/SdkStatic/Hk4e/Launcher/Resource/Sdk.cs
index f47aeac7..447dd279 100644
--- a/src/Snap.Hutao/Snap.Hutao/Web/Hoyolab/SdkStatic/Hk4e/Launcher/Sdk.cs
+++ b/src/Snap.Hutao/Snap.Hutao/Web/Hoyolab/SdkStatic/Hk4e/Launcher/Resource/Sdk.cs
@@ -1,7 +1,7 @@
 // Copyright (c) DGP Studio. All rights reserved.
 // Licensed under the MIT license.
 
-namespace Snap.Hutao.Web.Hoyolab.SdkStatic.Hk4e.Launcher;
+namespace Snap.Hutao.Web.Hoyolab.SdkStatic.Hk4e.Launcher.Resource;
 
 /// <summary>
 /// Sdk
diff --git a/src/Snap.Hutao/Snap.Hutao/Web/Hoyolab/SdkStatic/Hk4e/Launcher/VoicePackage.cs b/src/Snap.Hutao/Snap.Hutao/Web/Hoyolab/SdkStatic/Hk4e/Launcher/Resource/VoicePackage.cs
similarity index 91%
rename from src/Snap.Hutao/Snap.Hutao/Web/Hoyolab/SdkStatic/Hk4e/Launcher/VoicePackage.cs
rename to src/Snap.Hutao/Snap.Hutao/Web/Hoyolab/SdkStatic/Hk4e/Launcher/Resource/VoicePackage.cs
index 5329b291..7a71c6e8 100644
--- a/src/Snap.Hutao/Snap.Hutao/Web/Hoyolab/SdkStatic/Hk4e/Launcher/VoicePackage.cs
+++ b/src/Snap.Hutao/Snap.Hutao/Web/Hoyolab/SdkStatic/Hk4e/Launcher/Resource/VoicePackage.cs
@@ -1,7 +1,7 @@
 // Copyright (c) DGP Studio. All rights reserved.
 // Licensed under the MIT license.
 
-namespace Snap.Hutao.Web.Hoyolab.SdkStatic.Hk4e.Launcher;
+namespace Snap.Hutao.Web.Hoyolab.SdkStatic.Hk4e.Launcher.Resource;
 
 /// <summary>
 /// 语音包
diff --git a/src/Snap.Hutao/Snap.Hutao/Web/Hoyolab/SdkStatic/Hk4e/Launcher/ResourceClient.cs b/src/Snap.Hutao/Snap.Hutao/Web/Hoyolab/SdkStatic/Hk4e/Launcher/ResourceClient.cs
index 2b294d50..94c7c03d 100644
--- a/src/Snap.Hutao/Snap.Hutao/Web/Hoyolab/SdkStatic/Hk4e/Launcher/ResourceClient.cs
+++ b/src/Snap.Hutao/Snap.Hutao/Web/Hoyolab/SdkStatic/Hk4e/Launcher/ResourceClient.cs
@@ -3,6 +3,8 @@
 
 using Snap.Hutao.Core.DependencyInjection.Annotation.HttpClient;
 using Snap.Hutao.Service.Game.Scheme;
+using Snap.Hutao.Web.Hoyolab.SdkStatic.Hk4e.Launcher.Content;
+using Snap.Hutao.Web.Hoyolab.SdkStatic.Hk4e.Launcher.Resource;
 using Snap.Hutao.Web.Request.Builder;
 using Snap.Hutao.Web.Request.Builder.Abstraction;
 using Snap.Hutao.Web.Response;
@@ -60,4 +62,21 @@ internal sealed partial class ResourceClient
 
         return Response.Response.DefaultIfNull(resp);
     }
+
+    public async ValueTask<Response<GameContent>> GetContentAsync(LaunchScheme scheme, string languageCode, bool advOnly = true, CancellationToken token = default)
+    {
+        string url = scheme.IsOversea
+            ? ApiOsEndpoints.SdkOsStaticLauncherContent(scheme, languageCode, advOnly)
+            : ApiEndpoints.SdkStaticLauncherContent(scheme, languageCode, advOnly);
+
+        HttpRequestMessageBuilder builder = httpRequestMessageBuilderFactory.Create()
+            .SetRequestUri(url)
+            .Get();
+
+        Response<GameContent>? resp = await builder
+            .TryCatchSendAsync<Response<GameContent>>(httpClient, logger, token)
+            .ConfigureAwait(false);
+
+        return Response.Response.DefaultIfNull(resp);
+    }
 }
\ No newline at end of file
diff --git a/src/Snap.Hutao/Snap.Hutao/Web/Response/KnownReturnCode.cs b/src/Snap.Hutao/Snap.Hutao/Web/Response/KnownReturnCode.cs
index a41b0f3b..8a735f2d 100644
--- a/src/Snap.Hutao/Snap.Hutao/Web/Response/KnownReturnCode.cs
+++ b/src/Snap.Hutao/Snap.Hutao/Web/Response/KnownReturnCode.cs
@@ -80,6 +80,11 @@ internal enum KnownReturnCode
     /// </summary>
     InvalidKey = -205,
 
+    /// <summary>
+    /// 无效的参数
+    /// </summary>
+    ParameterError = -201,
+
     /// <summary>
     /// 访问过于频繁
     /// </summary>