diff --git a/apps/blogai/components/article/card.tsx b/apps/blogai/components/article/card.tsx
index 6e00344..fce6ea7 100644
--- a/apps/blogai/components/article/card.tsx
+++ b/apps/blogai/components/article/card.tsx
@@ -11,7 +11,7 @@ import React from "react";
 import { FadeIn, FadeInStagger } from "../landing/fade-in";
 import { useTranslation } from "react-i18next";
 import { truncateString } from "@/lib/utils";
-
+import { CloudDownload } from 'lucide-react';
 interface CardProps {
   image: string;
   title: string;
@@ -98,21 +98,31 @@ export const Card: React.FC<ArticleData> = (articleData) => {
           />
 
             {/* 🔥 只有当 model_parameter 没有值时显示叹号 */}
-            {(!articleData.model_parameter) && (
+            {/* {(!articleData.model_parameter) && (
             <div style={{
               position: 'absolute',
               bottom: '8px',
               right: '8px',
-              color: 'red',        // 只保留文字颜色为红色
+              color: 'red',        
               fontWeight: 'bold',
-              fontSize: '24px',    // 字体稍微大一点，更容易看到
+              fontSize: '24px',    
               zIndex: 2,
             }}>
               !
             </div>
+          )} */}
+          {(!articleData.model_parameter) && (
+            <div style={{
+              position: 'absolute',
+              bottom: '8px',
+              right: '8px',
+              color: 'red',
+              zIndex: 2,
+            }}>
+              <CloudDownload size={24} strokeWidth={2.5} />
+            </div>
           )}
 
-
         </div>
       </figure>
 
diff --git a/apps/blogai/components/header.tsx b/apps/blogai/components/header.tsx
index 5c5a9bf..afe5b4a 100644
--- a/apps/blogai/components/header.tsx
+++ b/apps/blogai/components/header.tsx
@@ -170,6 +170,8 @@ export function DetailPageHeader({ data }: { data: any }) {
 
   const { t } = useTranslation();
 
+  const hasNonEmptyExtraData = data?.extra_data && typeof data.extra_data === 'object' && !Array.isArray(data.extra_data) && Object.keys(data.extra_data).length > 0;
+
   const initWebSocket = async (userName: string, id: number) => {
     if (socketRef.current) socketRef.current.close();
 
@@ -486,11 +488,11 @@ export function DetailPageHeader({ data }: { data: any }) {
             </div>
 
             <div className="flex items-center gap-[5px] self-end">
-              {data?.extra_data && typeof data.extra_data === 'object' && Object.keys(data.extra_data).length > 0 && (
+              {hasNonEmptyExtraData && (
                 <button
                   onClick={() => {
                     console.log("🟢 点击了更新按钮，extra_data = ", data.extra_data);
-                    // TODO: future update logic here
+                    // TODO: 后续处理逻辑写在这里
                   }}
                   className="hover:text-gray-700 transition self-end text-sm border border-gray-300 rounded px-2 py-1 bg-white"
                   title="更新"