diff --git a/GPT_SoVITS/TTS_infer_pack/TTS.py b/GPT_SoVITS/TTS_infer_pack/TTS.py
index da6a6df..0c1d248 100644
--- a/GPT_SoVITS/TTS_infer_pack/TTS.py
+++ b/GPT_SoVITS/TTS_infer_pack/TTS.py
@@ -304,10 +304,10 @@ 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", "v2pro", "v2proplus"]
-        self.default_configs[version] = configs.get(version, self.default_configs[version])
-        self.configs: dict = configs.get("custom", deepcopy(self.default_configs[version]))
+        configs_ = deepcopy(self.default_configs)
+        configs_.update(configs)
+        self.configs: dict = configs_.get("custom", configs_["v2"])
+        self.default_configs = deepcopy(configs_)
 
         self.device = self.configs.get("device", torch.device("cpu"))
         if "cuda" in str(self.device) and not torch.cuda.is_available():
@@ -315,11 +315,13 @@ class TTS_Config:
             self.device = torch.device("cpu")
 
         self.is_half = self.configs.get("is_half", False)
-        # if str(self.device) == "cpu" and self.is_half:
-        #     print(f"Warning: Half precision is not supported on CPU, set is_half to False.")
-        #     self.is_half = False
+        if str(self.device) == "cpu" and self.is_half:
+            print(f"Warning: Half precision is not supported on CPU, set is_half to False.")
+            self.is_half = False
 
+        version = self.configs.get("version", None)
         self.version = version
+        assert self.version in ["v1", "v2", "v3", "v4", "v2Pro", "v2ProPlus"], "Invalid version!"
         self.t2s_weights_path = self.configs.get("t2s_weights_path", None)
         self.vits_weights_path = self.configs.get("vits_weights_path", None)
         self.bert_base_path = self.configs.get("bert_base_path", None)
@@ -576,6 +578,10 @@ class TTS:
         if self.configs.is_half and str(self.configs.device) != "cpu":
             self.vits_model = self.vits_model.half()
 
+        self.configs.save_configs()
+
+
+
     def init_t2s_weights(self, weights_path: str):
         print(f"Loading Text2Semantic weights from {weights_path}")
         self.configs.t2s_weights_path = weights_path
diff --git a/GPT_SoVITS/configs/tts_infer.yaml b/GPT_SoVITS/configs/tts_infer.yaml
index 531aeb5..f31061c 100644
--- a/GPT_SoVITS/configs/tts_infer.yaml
+++ b/GPT_SoVITS/configs/tts_infer.yaml
@@ -1,4 +1,3 @@
-version: v2ProPlus
 custom:
   bert_base_path: GPT_SoVITS/pretrained_models/chinese-roberta-wwm-ext-large
   cnhuhbert_base_path: GPT_SoVITS/pretrained_models/chinese-hubert-base
diff --git a/GPT_SoVITS/inference_webui_fast.py b/GPT_SoVITS/inference_webui_fast.py
index 2c159d8..51a120f 100644
--- a/GPT_SoVITS/inference_webui_fast.py
+++ b/GPT_SoVITS/inference_webui_fast.py
@@ -125,7 +125,8 @@ is_exist_s2gv4 = os.path.exists(path_sovits_v4)
 tts_config = TTS_Config("GPT_SoVITS/configs/tts_infer.yaml")
 tts_config.device = device
 tts_config.is_half = is_half
-tts_config.version = version
+# tts_config.version = version
+tts_config.update_version(version)
 if gpt_path is not None:
     if "！" in gpt_path or "!" in gpt_path:
         gpt_path = name2gpt_path[gpt_path]