diff --git a/module/webui/app_home.py b/module/webui/app_home.py
index 7ccdf48b7..3bb7df82f 100644
--- a/module/webui/app_home.py
+++ b/module/webui/app_home.py
@@ -239,6 +239,24 @@ def ui_check_announcement(self, force=False) -> None:
     def run(self, initial_page="home") -> None:
         # setup gui
         set_env(title="AzurPilot", output_animation=False)
+        if get_localstorage("clarity_notice_shown") != "1":
+            set_localstorage("clarity_notice_shown", "1")
+            toast(
+                "本 WebUI 使用 Microsoft Clarity 收集页面访问、点击交互和性能数据，用于分析并改进使用体验。",
+                color="info",
+                duration=12,
+            )
+        # 加载 Microsoft Clarity 行为分析脚本，同一会话仅注入一次。
+        run_js(
+            "if (!document.getElementById('microsoft-clarity-script')) {"
+            "(function(c,l,a,r,i,t,y){"
+            "c[a]=c[a]||function(){(c[a].q=c[a].q||[]).push(arguments)};"
+            "t=l.createElement(r);t.id='microsoft-clarity-script';t.async=1;"
+            "t.src='https://www.clarity.ms/tag/'+i;"
+            "y=l.getElementsByTagName(r)[0];y.parentNode.insertBefore(t,y);"
+            "})(window,document,'clarity','script','xszl2nrp3q');"
+            "}"
+        )
         run_js(
             "document.head.append(Object.assign(document.createElement('link'), { rel: 'manifest', href: '/static/assets/spa/manifest.json' }))"
         )