diff --git a/GPT_SoVITS/TTS_infer_pack/TTS.py b/GPT_SoVITS/TTS_infer_pack/TTS.py
index d20daee3..8caf1e16 100644
--- a/GPT_SoVITS/TTS_infer_pack/TTS.py
+++ b/GPT_SoVITS/TTS_infer_pack/TTS.py
@@ -287,8 +287,9 @@ class TTS_Config:
             configs: dict = self._load_configs(self.configs_path)
 
         assert isinstance(configs, dict)
-        version = configs.get("version", "v2").lower()
-        assert version in ["v1", "v2", "v3", "v4"]
+        version = "v2"
+        if "custom" in configs and configs["custom"]["version"].lower() in ["v1", "v2", "v3", "v4"]:
+            version = configs["custom"]["version"].lower()
         self.default_configs[version] = configs.get(version, self.default_configs[version])
         self.configs: dict = configs.get("custom", deepcopy(self.default_configs[version]))
 
diff --git a/GPT_SoVITS/inference_webui.py b/GPT_SoVITS/inference_webui.py
index 4bee27cd..ae3b4036 100644
--- a/GPT_SoVITS/inference_webui.py
+++ b/GPT_SoVITS/inference_webui.py
@@ -91,6 +91,8 @@ infer_ttswebui = os.environ.get("infer_ttswebui", 9872)
 infer_ttswebui = int(infer_ttswebui)
 is_share = os.environ.get("is_share", "False")
 is_share = eval(is_share)
+local_mode = os.environ.get("local_mode", "False")
+local_mode = eval(local_mode)
 if "_CUDA_VISIBLE_DEVICES" in os.environ:
     os.environ["CUDA_VISIBLE_DEVICES"] = os.environ["_CUDA_VISIBLE_DEVICES"]
 is_half = eval(os.environ.get("is_half", "True")) and torch.cuda.is_available()
@@ -1273,7 +1275,7 @@ with gr.Blocks(title="GPT-SoVITS WebUI") as app:
 
 if __name__ == "__main__":
     app.queue().launch(  # concurrency_count=511, max_size=1022
-        server_name="0.0.0.0",
+        server_name="127.0.0.1" if local_mode else "0.0.0.0",
         inbrowser=True,
         share=is_share,
         server_port=infer_ttswebui,
diff --git a/config.py b/config.py
index 5f90c5cd..fe0bf4d1 100644
--- a/config.py
+++ b/config.py
@@ -30,6 +30,9 @@ webui_port_subfix = 9871
 
 api_port = 9880
 
+# 设置为True可启用本地模式，该模式只允许本机访问，避免出现潜在安全问题。默认为False。
+local_mode = False
+
 if infer_device == "cuda":
     gpu_name = torch.cuda.get_device_name(0)
     if (
diff --git a/tools/subfix_webui.py b/tools/subfix_webui.py
index eae1c980..faaf0238 100644
--- a/tools/subfix_webui.py
+++ b/tools/subfix_webui.py
@@ -298,6 +298,7 @@ if __name__ == "__main__":
     parser.add_argument("--json_key_text", default="text", help="the text key name in json, Default: text")
     parser.add_argument("--json_key_path", default="wav_path", help="the path key name in json, Default: wav_path")
     parser.add_argument("--g_batch", default=10, help="max number g_batch wav to display, Default: 10")
+    parser.add_argument("--local_mode", action="store_true", help="enable local mode (bind to 127.0.0.1)")
 
     args = parser.parse_args()
 
@@ -407,7 +408,7 @@ if __name__ == "__main__":
         )
 
     demo.launch(
-        server_name="0.0.0.0",
+        server_name="127.0.0.1" if args.local_mode else "0.0.0.0",
         inbrowser=True,
         # quiet=True,
         share=eval(args.is_share),
diff --git a/tools/uvr5/webui.py b/tools/uvr5/webui.py
index a3d7fe46..66b0d267 100644
--- a/tools/uvr5/webui.py
+++ b/tools/uvr5/webui.py
@@ -32,6 +32,7 @@ device = sys.argv[1]
 is_half = eval(sys.argv[2])
 webui_port_uvr5 = int(sys.argv[3])
 is_share = eval(sys.argv[4])
+local_mode = sys.argv[5].lower() == 'true' if len(sys.argv) > 5 else False
 
 
 def html_left(text, label="p"):
@@ -220,7 +221,7 @@ with gr.Blocks(title="UVR5 WebUI") as app:
                     api_name="uvr_convert",
                 )
 app.queue().launch(  # concurrency_count=511, max_size=1022
-    server_name="0.0.0.0",
+    server_name="127.0.0.1" if local_mode else "0.0.0.0",
     inbrowser=True,
     share=is_share,
     server_port=webui_port_uvr5,
diff --git a/webui.py b/webui.py
index cddbb029..6b9a8951 100644
--- a/webui.py
+++ b/webui.py
@@ -74,6 +74,7 @@ from config import (
     webui_port_main,
     webui_port_subfix,
     webui_port_uvr5,
+    local_mode,
 )
 from tools import my_utils
 from tools.i18n.i18n import I18nAuto, scan_language_list
@@ -388,6 +389,8 @@ def change_label(path_list):
             webui_port_subfix,
             is_share,
         )
+        if local_mode:
+            cmd += " --local_mode"
         yield (
             process_info(process_name_subfix, "opened"),
             {"__type__": "update", "visible": False},
@@ -412,6 +415,8 @@ def change_uvr5():
     global p_uvr5
     if p_uvr5 is None:
         cmd = '"%s" tools/uvr5/webui.py "%s" %s %s %s' % (python_exec, infer_device, is_half, webui_port_uvr5, is_share)
+        if local_mode:
+            cmd += " True"
         yield (
             process_info(process_name_uvr5, "opened"),
             {"__type__": "update", "visible": False},
@@ -450,6 +455,7 @@ def change_tts_inference(bert_path, cnhubert_base_path, gpu_number, gpt_path, so
         os.environ["is_half"] = str(is_half)
         os.environ["infer_ttswebui"] = str(webui_port_infer_tts)
         os.environ["is_share"] = str(is_share)
+        os.environ["local_mode"] = str(local_mode)
         yield (
             process_info(process_name_tts, "opened"),
             {"__type__": "update", "visible": False},
@@ -1955,7 +1961,7 @@ with gr.Blocks(title="GPT-SoVITS WebUI") as app:
             gr.Markdown(value=i18n("施工中，请静候佳音"))
 
     app.queue().launch(  # concurrency_count=511, max_size=1022
-        server_name="0.0.0.0",
+        server_name="127.0.0.1" if local_mode else "0.0.0.0",
         inbrowser=True,
         share=is_share,
         server_port=webui_port_main,