diff --git a/Assets/YooAsset/Runtime/FileSystem/DefaultBuildinFileSystem/DefaultBuildinFileSystem.cs b/Assets/YooAsset/Runtime/FileSystem/DefaultBuildinFileSystem/DefaultBuildinFileSystem.cs
index f538faa8..a710c77e 100644
--- a/Assets/YooAsset/Runtime/FileSystem/DefaultBuildinFileSystem/DefaultBuildinFileSystem.cs
+++ b/Assets/YooAsset/Runtime/FileSystem/DefaultBuildinFileSystem/DefaultBuildinFileSystem.cs
@@ -61,17 +61,6 @@ namespace YooAsset
         /// </summary>
         public string PackageName { private set; get; }
 
-        /// <summary>
-        /// 文件访问权限
-        /// </summary>
-        public EFileAccess FileSystemAccess
-        {
-            get
-            {
-                return EFileAccess.Read;
-            }
-        }
-
         /// <summary>
         /// 文件根目录
         /// </summary>
diff --git a/Assets/YooAsset/Runtime/FileSystem/DefaultCacheFileSystem/DefaultCacheFileSystem.cs b/Assets/YooAsset/Runtime/FileSystem/DefaultCacheFileSystem/DefaultCacheFileSystem.cs
index c0837a9d..09a88d7d 100644
--- a/Assets/YooAsset/Runtime/FileSystem/DefaultCacheFileSystem/DefaultCacheFileSystem.cs
+++ b/Assets/YooAsset/Runtime/FileSystem/DefaultCacheFileSystem/DefaultCacheFileSystem.cs
@@ -45,17 +45,6 @@ namespace YooAsset
         /// </summary>
         public string PackageName { private set; get; }
 
-        /// <summary>
-        /// 文件访问权限
-        /// </summary>
-        public EFileAccess FileSystemAccess
-        {
-            get
-            {
-                return EFileAccess.ReadWrite;
-            }
-        }
-
         /// <summary>
         /// 文件根目录
         /// </summary>
diff --git a/Assets/YooAsset/Runtime/FileSystem/DefaultEditorFileSystem/DefaultEditorFileSystem.cs b/Assets/YooAsset/Runtime/FileSystem/DefaultEditorFileSystem/DefaultEditorFileSystem.cs
index a013154c..1ca92b48 100644
--- a/Assets/YooAsset/Runtime/FileSystem/DefaultEditorFileSystem/DefaultEditorFileSystem.cs
+++ b/Assets/YooAsset/Runtime/FileSystem/DefaultEditorFileSystem/DefaultEditorFileSystem.cs
@@ -13,17 +13,6 @@ namespace YooAsset
         /// </summary>
         public string PackageName { private set; get; }
 
-        /// <summary>
-        /// 文件访问权限
-        /// </summary>
-        public EFileAccess FileSystemAccess
-        {
-            get
-            {
-                return EFileAccess.Read;
-            }
-        }
-
         /// <summary>
         /// 文件根目录
         /// </summary>
diff --git a/Assets/YooAsset/Runtime/FileSystem/DefaultWebFileSystem/DefaultWebFileSystem.cs b/Assets/YooAsset/Runtime/FileSystem/DefaultWebFileSystem/DefaultWebFileSystem.cs
index 6f50a973..8981ecfb 100644
--- a/Assets/YooAsset/Runtime/FileSystem/DefaultWebFileSystem/DefaultWebFileSystem.cs
+++ b/Assets/YooAsset/Runtime/FileSystem/DefaultWebFileSystem/DefaultWebFileSystem.cs
@@ -29,17 +29,6 @@ namespace YooAsset
         /// </summary>
         public string PackageName { private set; get; }
 
-        /// <summary>
-        /// 文件访问权限
-        /// </summary>
-        public EFileAccess FileSystemAccess
-        {
-            get
-            {
-                return EFileAccess.ReadWrite;
-            }
-        }
-
         /// <summary>
         /// 文件根目录
         /// </summary>
diff --git a/Assets/YooAsset/Runtime/FileSystem/EFileAccess.cs b/Assets/YooAsset/Runtime/FileSystem/EFileAccess.cs
deleted file mode 100644
index a350ad8d..00000000
--- a/Assets/YooAsset/Runtime/FileSystem/EFileAccess.cs
+++ /dev/null
@@ -1,21 +0,0 @@
-
-namespace YooAsset
-{
-    internal enum EFileAccess 
-    {
-        /// <summary>
-        /// 只可读
-        /// </summary>
-        Read = 0,
-
-        /// <summary>
-        /// 只可写
-        /// </summary>
-        Write = 1,
-
-        /// <summary>
-        /// 可读写
-        /// </summary>
-        ReadWrite = 2
-    }
-}
\ No newline at end of file
diff --git a/Assets/YooAsset/Runtime/FileSystem/EFileAccess.cs.meta b/Assets/YooAsset/Runtime/FileSystem/EFileAccess.cs.meta
deleted file mode 100644
index 09d836fd..00000000
--- a/Assets/YooAsset/Runtime/FileSystem/EFileAccess.cs.meta
+++ /dev/null
@@ -1,11 +0,0 @@
-fileFormatVersion: 2
-guid: 1ec116be6f4596f4db2cb4c627d9fe51
-MonoImporter:
-  externalObjects: {}
-  serializedVersion: 2
-  defaultReferences: []
-  executionOrder: 0
-  icon: {instanceID: 0}
-  userData: 
-  assetBundleName: 
-  assetBundleVariant: 
diff --git a/Assets/YooAsset/Runtime/FileSystem/Interface/IFileSystem.cs b/Assets/YooAsset/Runtime/FileSystem/Interface/IFileSystem.cs
index c0cf4116..88e3d33a 100644
--- a/Assets/YooAsset/Runtime/FileSystem/Interface/IFileSystem.cs
+++ b/Assets/YooAsset/Runtime/FileSystem/Interface/IFileSystem.cs
@@ -8,11 +8,6 @@ namespace YooAsset
         /// </summary>
         string PackageName { get; }
 
-        /// <summary>
-        /// 文件访问权限
-        /// </summary>
-        EFileAccess FileSystemAccess { get; }
-
         /// <summary>
         /// 文件根目录
         /// </summary>