diff --git a/install.py b/install.py
index 9e38f035..a1e1d5a3 100644
--- a/install.py
+++ b/install.py
@@ -162,28 +162,17 @@ def main():
         border_style="bright_blue"
     )
     console.print(welcome_panel)
-    # Language selection
+ 
+# Language selection
     current_language = load_key("display_language")
-    # Find the display name for current language code
-    current_display = next((k for k, v in DISPLAY_LANGUAGES.items() if v == current_language), "🇬🇧 English")
-    selected_language = DISPLAY_LANGUAGES[inquirer.select(
-        message="Select language / 选择语言 / 選擇語言 / 言語を選択 / Seleccionar idioma / Sélectionner la langue / Выберите язык:",
-        choices=list(DISPLAY_LANGUAGES.keys()),
-        default=current_display
-    ).execute()]
+    selected_language = "zh_CN"  # 强制设置为简体中文
     update_key("display_language", selected_language)
-
     console.print(Panel.fit(t("🚀 Starting Installation"), style="bold magenta"))
 
-    # Configure mirrors
-    # add a check to ask user if they want to configure mirrors
-    if inquirer.confirm(
-        message=t("Do you need to auto-configure PyPI mirrors? (Recommended if you have difficulty accessing pypi.org)"),
-        default=True
-    ).execute():
-        from core.utils.pypi_autochoose import main as choose_mirror
-        choose_mirror()
-
+# Configure mirrors
+    # 强制跳过镜像源询问（Colab网络环境很好，通常不需要国内镜像）
+    pass
+ 
     # Detect system and GPU
     has_gpu = platform.system() != 'Darwin' and check_nvidia_gpu()