diff --git a/interfaces/kits/js/src/mod_fs/common_func.cpp b/interfaces/kits/js/src/mod_fs/common_func.cpp
index 0761373ded9d4f121c8e10a91fc495426a0dd506..8c533096011109e50c4d29d91c522dc06bb1ab08 100644
--- a/interfaces/kits/js/src/mod_fs/common_func.cpp
+++ b/interfaces/kits/js/src/mod_fs/common_func.cpp
@@ -263,6 +263,22 @@ tuple<bool, unique_ptr<char[]>, void *, int64_t, bool, int64_t> CommonFunc::GetW
     }
     return { true, move(bufferGuard), buf, retLen, hasPos, retPos };
 }
+
+string CommonFunc::GetModeFromFlags(int flags)
+{
+    static string RDONLY = "r";
+    static string WRONLY = "w";
+    static string APPEND = "a";
+    static string TRUNC = "t";
+    string mode = RDONLY;
+    mode += (((flags & O_RDWR) == O_RDWR) ? WRONLY : "");
+    mode = (((flags & O_WRONLY) == O_WRONLY) ? WRONLY : mode);
+    if (mode != RDONLY) {
+        mode += ((flags & O_TRUNC) ? TRUNC : "");
+        mode += ((flags & O_APPEND) ? APPEND : "");
+    }
+    return mode;
+}
 } // namespace ModuleFileIO
 } // namespace FileManagement
 } // namespace OHOS
diff --git a/interfaces/kits/js/src/mod_fs/common_func.h b/interfaces/kits/js/src/mod_fs/common_func.h
index 9893205087bd56427d71bfdaa6d866b384a6eae8..ebaaeba1b8823ba5d671c65cfbac0a180ffaa47e 100644
--- a/interfaces/kits/js/src/mod_fs/common_func.h
+++ b/interfaces/kits/js/src/mod_fs/common_func.h
@@ -55,6 +55,7 @@ struct CommonFunc {
     static std::tuple<bool, std::unique_ptr<char[]>, std::unique_ptr<char[]>> GetCopyPathArg(napi_env env,
                                                                                              napi_value srcPath,
                                                                                              napi_value dstPath);
+    static std::string GetModeFromFlags(int flags);
     static void fs_req_cleanup(uv_fs_t* req);
 };
 } // namespace ModuleFileIO
diff --git a/interfaces/kits/js/src/mod_fs/properties/open.cpp b/interfaces/kits/js/src/mod_fs/properties/open.cpp
index bcd429fc8f3b2a3dfdfc0c4751466849d3001d61..886a6f9cb50a07b055aa6ecb37695af3d4508029 100644
--- a/interfaces/kits/js/src/mod_fs/properties/open.cpp
+++ b/interfaces/kits/js/src/mod_fs/properties/open.cpp
@@ -77,7 +77,7 @@ static NVal InstantiateFile(napi_env env, int fd, string pathOrUri, bool isUri)
     return { env, objFile };
 }
 
-static int OpenFileByDatashare(napi_env env, napi_value argv, string path)
+static int OpenFileByDatashare(napi_env env, napi_value argv, string path, int flags)
 {
     std::shared_ptr<DataShare::DataShareHelper> dataShareHelper = nullptr;
     int fd = -1;
@@ -88,7 +88,7 @@ static int OpenFileByDatashare(napi_env env, napi_value argv, string path)
 
     dataShareHelper = DataShare::DataShareHelper::Creator(remote->AsObject(), MEDIALIBRARY_DATA_URI);
     Uri uri(path);
-    fd = dataShareHelper->OpenFile(uri, MEDIA_FILEMODE_READONLY);
+    fd = dataShareHelper->OpenFile(uri, CommonFunc::GetModeFromFlags(flags));
     return fd;
 }
 
@@ -112,7 +112,7 @@ napi_value Open::Sync(napi_env env, napi_callback_info info)
         return nullptr;
     }
     if (DistributedFS::ModuleRemoteUri::RemoteUri::IsMediaUri(path.get())) {
-        auto fd = OpenFileByDatashare(env, funcArg[NARG_POS::FIRST], path.get());
+        auto fd = OpenFileByDatashare(env, funcArg[NARG_POS::FIRST], path.get(), mode);
         if (fd >= 0) {
             auto file = InstantiateFile(env, fd, path.get(), true).val_;
             return file;
@@ -168,7 +168,7 @@ napi_value Open::Async(napi_env env, napi_callback_info info)
     auto argv = funcArg[NARG_POS::FIRST];
     auto cbExec = [arg, argv, path = string(path.get()), mode = mode, env = env]() -> NError {
         if (DistributedFS::ModuleRemoteUri::RemoteUri::IsMediaUri(path)) {
-            auto fd = OpenFileByDatashare(env, argv, path);
+            auto fd = OpenFileByDatashare(env, argv, path, mode);
             if (fd >= 0) {
                 arg->fd = fd;
                 arg->path = "";
diff --git a/interfaces/kits/js/src/mod_fs/properties/open.h b/interfaces/kits/js/src/mod_fs/properties/open.h
index 8bf564bbb12504369d02c3c01223895a12c84411..4103e5408d1fb2b296257e8e8d06068e4d7c2bd3 100644
--- a/interfaces/kits/js/src/mod_fs/properties/open.h
+++ b/interfaces/kits/js/src/mod_fs/properties/open.h
@@ -38,7 +38,6 @@ public:
 
 const std::string PROCEDURE_OPEN_NAME = "FileIOOpen";
 const std::string MEDIALIBRARY_DATA_URI = "datashare:///media";
-const std::string MEDIA_FILEMODE_READONLY = "r";
 } // namespace ModuleFileIO
 } // namespace FileManagement
 } // namespace OHOS