diff --git a/.vscode/settings.json b/.vscode/settings.json
new file mode 100644
index 0000000000000000000000000000000000000000..a4a1573f89eefb1daba0cd3d37d80899bb16314a
--- /dev/null
+++ b/.vscode/settings.json
@@ -0,0 +1,6 @@
+{
+    "files.associations": {
+        "__config": "cpp",
+        "__nullptr": "cpp"
+    }
+}
\ No newline at end of file
diff --git a/bundle.json b/bundle.json
index dbf37010436d05a9fb0fa3a8048b1a292aa0d541..4b7315b04617880cf3bc8eaf1b782f8d8c21ff6a 100644
--- a/bundle.json
+++ b/bundle.json
@@ -37,7 +37,8 @@
             "napi",
             "samgr",
             "app_file_service",
-            "build_framework"
+            "build_framework",
+            "init"
         ],
         "third_party": [
             "bounds_checking_function",
diff --git a/interfaces/kits/js/BUILD.gn b/interfaces/kits/js/BUILD.gn
index dabc9346d47f96e6f53246b5f35ed5fda3e68379..61de8e5bd888a9ecb83eb115bd87e501b4209caf 100644
--- a/interfaces/kits/js/BUILD.gn
+++ b/interfaces/kits/js/BUILD.gn
@@ -98,6 +98,7 @@ ohos_shared_library("fileio") {
   external_deps = [
     "hilog:libhilog",
     "napi:ace_napi",
+    "init:libbegetutil",
   ]
   defines = [ "OPENSSL_SUPPRESS_DEPRECATED" ]
 }
@@ -155,6 +156,7 @@ ohos_shared_library("fs") {
   external_deps = [
     "hilog:libhilog",
     "napi:ace_napi",
+    "init:libbegetutil",
   ]
 
   if (!use_mingw_win && !use_mac) {
diff --git a/interfaces/kits/js/src/mod_fileio/properties/filefmn.para b/interfaces/kits/js/src/mod_fileio/properties/filefmn.para
new file mode 100644
index 0000000000000000000000000000000000000000..a8f0e4c928bad608175e6cde86739ab0b915cb94
--- /dev/null
+++ b/interfaces/kits/js/src/mod_fileio/properties/filefmn.para
@@ -0,0 +1,14 @@
+# Copyright (c) 2023 Huawei Device Co., Ltd.
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+const.filemanager.full_mout.enable=false
\ No newline at end of file
diff --git a/interfaces/kits/js/src/mod_fileio/properties/open.cpp b/interfaces/kits/js/src/mod_fileio/properties/open.cpp
index 25d731c04dccfad36a6cef7a797534a9342caf34..a2950b597b6f54d3abd7001ae352ad240eff0e41 100644
--- a/interfaces/kits/js/src/mod_fileio/properties/open.cpp
+++ b/interfaces/kits/js/src/mod_fileio/properties/open.cpp
@@ -19,6 +19,7 @@
 #include <tuple>
 #include <unistd.h>
 #include "remote_uri.h"
+#include "parameter.h"
 
 #include "../../common/napi/n_async/n_async_work_callback.h"
 #include "../../common/napi/n_async/n_async_work_promise.h"
@@ -30,6 +31,22 @@ namespace DistributedFS {
 namespace ModuleFileIO {
 using namespace std;
 
+const char* g_filemanagerFullMoutEnableParameter = "const.filemanager.full_mout.enable";
+const int32_t FULL_MOUT_ENABLE_SIZE = 6;
+
+namespace {
+    bool CheckFilemanagerFullMoutEnable()
+    {
+        char value[FULL_MOUT_ENABLE_SIZE] = "false";
+        int retSysParam = GetParameter(g_filemanagerFullMoutEnableParameter, "false", value, FULL_MOUT_ENABLE_SIZE);
+        if (retSysParam > 0 && !std::strcmp(value, "true")) {
+            return true;
+        }
+        return false;
+    }
+}
+
+
 napi_value Open::Sync(napi_env env, napi_callback_info info)
 {
     NFuncArg funcArg(env, info);
@@ -92,6 +109,9 @@ napi_value Open::Sync(napi_env env, napi_callback_info info)
 static UniError DoOpenExec(const std::string& path, const unsigned int flags, const int32_t mode,
     shared_ptr<int32_t> arg)
 {
+    if (!CheckFilemanagerFullMoutEnable()) {
+        return UniError(errno);
+    }
     int fd = -1;
     if (!ModuleRemoteUri::RemoteUri::IsRemoteUri(path, fd, flags)) {
         fd = open(path.c_str(), flags, mode);