diff --git a/services/ui/BUILD.gn b/services/ui/BUILD.gn
index 5eb07f06e7ee7946e2e52372d3cb9de5ef12240c..e465e142b19932539b3885a7293bed5931557c84 100644
--- a/services/ui/BUILD.gn
+++ b/services/ui/BUILD.gn
@@ -38,6 +38,19 @@ config("updater_ui_support_cfg") {
   }
 }
 
+if (defined(updater_ui_extend_cfg)) {
+  action("copy_ui_extend_cfg") {
+    script = "copy_ui_extend_cfg.py"
+    updater_ui_extend_cfg_target_path = "${target_gen_dir}/" + updater_ui_extend_cfg_name
+    sources = [ updater_ui_extend_cfg ]
+    outputs = [ "${target_gen_dir}/test.txt" ]
+    args = [
+      rebase_path(updater_ui_extend_cfg, "."),
+      rebase_path(updater_ui_extend_cfg_target_path, "."),
+    ]
+  }
+}
+
 ohos_static_library("libui") {
   public_configs = [ ":updater_ui_support_cfg" ]
 
@@ -97,6 +110,12 @@ ohos_static_library("libui") {
     "${updater_path}/utils:libutils",
   ]
 
+  if (defined(updater_ui_extend_cfg)) {
+    deps += [ "${updater_path}/services/ui:copy_ui_extend_cfg" ]
+    updater_ui_extend_cfg_target_path = "${target_gen_dir}/" + updater_ui_extend_cfg_name
+    include_dirs += [ updater_ui_extend_cfg_target_path ]
+  }
+
   external_deps = [
     "bounds_checking_function:libsec_static",
     "cJSON:cjson",
@@ -118,10 +137,6 @@ ohos_static_library("libui") {
     external_deps += updater_ui_custom_deps
   }
 
-  if (defined(updater_ui_custom_cfg)) {
-    public_configs += updater_ui_custom_cfg
-  }
-
   subsystem_name = "updater"
   part_name = "updater"
 }
diff --git a/services/ui/copy_ui_extend_cfg.py b/services/ui/copy_ui_extend_cfg.py
new file mode 100644
index 0000000000000000000000000000000000000000..f109ea6eaea7cdea64d61a1258a1642d34ed18fa
--- /dev/null
+++ b/services/ui/copy_ui_extend_cfg.py
@@ -0,0 +1,26 @@
+#!/usr/bin/env python3
+# -*- coding: utf-8 -*-
+
+# Copyright (c) 2025 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.
+
+import os
+import shutil
+import sys
+
+os.chdir(os.path.dirname(__file__))
+
+if __name__ == '__main__':
+    src_path = sys.argv[1]
+    tgt_path = sys.argv[2]
+    shutil.copy(src_path, tgt_path)
\ No newline at end of file