diff --git a/Assets/YooAsset/Runtime/FileSystem/Interfaces/IWebGamePlatform.cs b/Assets/YooAsset/Runtime/FileSystem/Interfaces/IWebGamePlatform.cs
index 0ac5bb4a..9007bd41 100644
--- a/Assets/YooAsset/Runtime/FileSystem/Interfaces/IWebGamePlatform.cs
+++ b/Assets/YooAsset/Runtime/FileSystem/Interfaces/IWebGamePlatform.cs
@@ -28,20 +28,5 @@ namespace YooAsset
         /// <param name="assetBundle">待卸载的 AssetBundle 实例</param>
         /// <param name="unloadAll">是否同时卸载所有已加载的资源对象</param>
         void UnloadAssetBundle(AssetBundle assetBundle, bool unloadAll);
-
-        /// <summary>
-        /// 检查指定资源包是否已在平台缓存中
-        /// </summary>
-        /// <param name="cacheFilePath">资源包在本地缓存中的文件路径</param>
-        /// <returns>如果已缓存则返回 true，否则返回 false。</returns>
-        bool IsCached(string cacheFilePath);
-
-        /// <summary>
-        /// 获取资源包在平台缓存中的文件路径
-        /// </summary>
-        /// <param name="rootPath">缓存根目录</param>
-        /// <param name="bundle">资源包描述</param>
-        /// <returns>缓存文件的完整路径</returns>
-        string GetCacheFilePath(string rootPath, PackageBundle bundle);
     }
 }
diff --git a/Assets/YooAsset/Samples~/Mini Game/Runtime/AlipayFileSystem/AlipayPlatform.cs b/Assets/YooAsset/Samples~/Mini Game/Runtime/AlipayFileSystem/AlipayPlatform.cs
index 07573608..e230aa3e 100644
--- a/Assets/YooAsset/Samples~/Mini Game/Runtime/AlipayFileSystem/AlipayPlatform.cs	
+++ b/Assets/YooAsset/Samples~/Mini Game/Runtime/AlipayFileSystem/AlipayPlatform.cs	
@@ -28,17 +28,5 @@ internal class AlipayPlatform : IWebGamePlatform
     {
         assetBundle.APUnload(unloadAll);
     }
-
-    /// <inheritdoc/>
-    public bool IsCached(string cacheFilePath)
-    {
-        return false;
-    }
-
-    /// <inheritdoc/>
-    public string GetCacheFilePath(string rootPath, PackageBundle bundle)
-    {
-        return PathUtility.Combine(rootPath, bundle.GetFileName());
-    }
 }
 #endif
diff --git a/Assets/YooAsset/Samples~/Mini Game/Runtime/TaptapFileSystem/TaptapPlatform.cs b/Assets/YooAsset/Samples~/Mini Game/Runtime/TaptapFileSystem/TaptapPlatform.cs
index 5347d940..5becc395 100644
--- a/Assets/YooAsset/Samples~/Mini Game/Runtime/TaptapFileSystem/TaptapPlatform.cs	
+++ b/Assets/YooAsset/Samples~/Mini Game/Runtime/TaptapFileSystem/TaptapPlatform.cs	
@@ -28,17 +28,5 @@ internal class TaptapPlatform : IWebGamePlatform
     {
         assetBundle.TapUnload(unloadAll);
     }
-
-    /// <inheritdoc/>
-    public bool IsCached(string cacheFilePath)
-    {
-        return false;
-    }
-
-    /// <inheritdoc/>
-    public string GetCacheFilePath(string rootPath, PackageBundle bundle)
-    {
-        return PathUtility.Combine(rootPath, bundle.GetFileName());
-    }
 }
 #endif
diff --git a/Assets/YooAsset/Samples~/Mini Game/Runtime/TiktokFileSystem/TiktokFileSystem.cs b/Assets/YooAsset/Samples~/Mini Game/Runtime/TiktokFileSystem/TiktokFileSystem.cs
index 70e6cd93..d5bcc58f 100644
--- a/Assets/YooAsset/Samples~/Mini Game/Runtime/TiktokFileSystem/TiktokFileSystem.cs	
+++ b/Assets/YooAsset/Samples~/Mini Game/Runtime/TiktokFileSystem/TiktokFileSystem.cs	
@@ -1,6 +1,5 @@
 #if UNITY_WEBGL && DOUYINMINIGAME
 using YooAsset;
-using TTSDK;
 
 public static class TiktokFileSystemCreater
 {
@@ -29,7 +28,7 @@ internal class TiktokFileSystem : WebGameFileSystem
     /// <inheritdoc/>
     protected override IWebGamePlatform CreatePlatform(string packageRoot)
     {
-        return new TiktokPlatform(TT.GetFileSystemManager());
+        return new TiktokPlatform();
     }
 }
 #endif
diff --git a/Assets/YooAsset/Samples~/Mini Game/Runtime/TiktokFileSystem/TiktokPlatform.cs b/Assets/YooAsset/Samples~/Mini Game/Runtime/TiktokFileSystem/TiktokPlatform.cs
index 1a901ce1..ee7434a4 100644
--- a/Assets/YooAsset/Samples~/Mini Game/Runtime/TiktokFileSystem/TiktokPlatform.cs	
+++ b/Assets/YooAsset/Samples~/Mini Game/Runtime/TiktokFileSystem/TiktokPlatform.cs	
@@ -9,17 +9,6 @@ using TTSDK;
 /// </summary>
 internal class TiktokPlatform : IWebGamePlatform
 {
-    private readonly TTFileSystemManager _fileSystemMgr;
-
-    /// <summary>
-    /// 创建 TiktokPlatform 实例
-    /// </summary>
-    /// <param name="fileSystemMgr">抖音文件系统管理器</param>
-    internal TiktokPlatform(TTFileSystemManager fileSystemMgr)
-    {
-        _fileSystemMgr = fileSystemMgr;
-    }
-
     /// <inheritdoc/>
     public UnityWebRequest CreateAssetBundleRequest(string url)
     {
@@ -38,17 +27,5 @@ internal class TiktokPlatform : IWebGamePlatform
     {
         assetBundle.TTUnload(unloadAll);
     }
-
-    /// <inheritdoc/>
-    public bool IsCached(string cacheFilePath)
-    {
-        return false;
-    }
-
-    /// <inheritdoc/>
-    public string GetCacheFilePath(string rootPath, PackageBundle bundle)
-    {
-        return _fileSystemMgr.GetLocalCachedPathForUrl(bundle.GetFileName());
-    }
 }
 #endif
diff --git a/Assets/YooAsset/Samples~/Mini Game/Runtime/WechatFileSystem/WechatPlatform.cs b/Assets/YooAsset/Samples~/Mini Game/Runtime/WechatFileSystem/WechatPlatform.cs
index b22f0077..90828bee 100644
--- a/Assets/YooAsset/Samples~/Mini Game/Runtime/WechatFileSystem/WechatPlatform.cs	
+++ b/Assets/YooAsset/Samples~/Mini Game/Runtime/WechatFileSystem/WechatPlatform.cs	
@@ -27,21 +27,5 @@ internal class WechatPlatform : IWebGamePlatform
     {
         assetBundle.WXUnload(unloadAll);
     }
-
-    /// <inheritdoc/>
-    public bool IsCached(string cacheFilePath)
-    {
-        if (string.IsNullOrEmpty(cacheFilePath))
-            return false;
-
-        string result = WX.GetCachePath(cacheFilePath);
-        return string.IsNullOrEmpty(result) == false;
-    }
-
-    /// <inheritdoc/>
-    public string GetCacheFilePath(string rootPath, PackageBundle bundle)
-    {
-        return PathUtility.Combine(rootPath, bundle.GetFileName());
-    }
 }
 #endif