diff --git a/gateway/scripts/dashboard.py b/gateway/scripts/dashboard.py
index 1f67e77..987bbfe 100644
--- a/gateway/scripts/dashboard.py
+++ b/gateway/scripts/dashboard.py
@@ -611,14 +611,21 @@ def _augment_wechat_status(entry):
     entry["qr_timestamp"] = None
     entry["session_age_hours"] = 0
 
-    # 1. Fetch QR code (always available)
+    # 二维码【不再自动拉取】：避免 dashboard 每10秒轮询时自动刷新二维码（用户要求改手动获取）。
+    # 只从"手动获取缓存"读取——用户点"获取登录二维码"后由 /api/wechat/status 写入；
+    # 且仅当缓存未过期（二维码约5分钟有效）才返回，过期视为无 → 前端显示"获取登录二维码"按钮。
     try:
-        req = urllib.request.Request("http://localhost:3001/login?token=mowechat_fixed_token_001")
-        html = urllib.request.urlopen(req, timeout=5).read().decode("utf-8", errors="replace")
-        m = re.search(r'qrcode\.makeCode\("([^"]+)"\)', html)
-        if m:
-            entry["qr_url"] = m.group(1)
-            entry["qr_timestamp"] = now.isoformat()
+        cache_file = str(_GATEWAY_DIR / "temp" / "wechat_qr_cache.json")
+        if os.path.exists(cache_file):
+            with open(cache_file, encoding="utf-8") as f:
+                qc = json.load(f)
+            qurl = qc.get("qr_url")
+            qts = qc.get("ts", "")
+            if qurl and qts:
+                age_sec = (now - datetime.fromisoformat(qts)).total_seconds()
+                if age_sec < 300:  # 二维码约5分钟有效
+                    entry["qr_url"] = qurl
+                    entry["qr_timestamp"] = qts
     except Exception:
         pass
 
@@ -1876,6 +1883,13 @@ def api_wechat_status():
         if m:
             result["qr_url"] = m.group(1)
             result["qr_timestamp"] = now.isoformat()
+            # 手动获取到二维码 → 写入缓存，dashboard infra status 据此显示（避免自动拉取刷新）
+            try:
+                cache_file = str(_GATEWAY_DIR / "temp" / "wechat_qr_cache.json")
+                with open(cache_file, "w", encoding="utf-8") as _cf:
+                    json.dump({"qr_url": m.group(1), "ts": now.isoformat()}, _cf, ensure_ascii=False)
+            except Exception:
+                pass
     except Exception as e:
         result["message"] = f"QR page fetch failed: {e}"
 
diff --git a/gateway/scripts/templates/dashboard.html b/gateway/scripts/templates/dashboard.html
index 65ce8d5..0728e49 100644
--- a/gateway/scripts/templates/dashboard.html
+++ b/gateway/scripts/templates/dashboard.html
@@ -332,16 +332,10 @@ async function fI(){
           h+='<span id=wechat-qr-age>\u4e8c\u7ef4\u7801\u7ea65\u5206\u949f\u6709\u6548</span></div>';
           h+='<button id=wechat-qr-refresh class="btn r" style="margin-top:4px;font-size:14px;padding:3px 10px" onclick="refreshWechatQR()">\u5237\u65b0\u4e8c\u7ef4\u7801</button></div>';
           h+='<div style=flex:1;min-width:160px;font-size:14px;color:var(--dim)>';
-          h+='<p style="margin:0 0 4px;color:var(--yellow);font-weight:600">\u83ab\u8377\u5fae\u4fe1\u9700\u8981\u626b\u7801\u767b\u5f55</p>';
-          h+='<p style=margin:0;line-height:1.5>'+esc(s.message||'')+'\u3002\u7528\u5fae\u4fe1\u626b\u63cf\u5de6\u4fa7\u4e8c\u7ef4\u7801\u91cd\u65b0\u767b\u5f55\u3002</p>';
-          h+='<p style=margin-top:4px>\u94fe\u63a5: <code style=word-break:break-all;font-size:13px>'+esc(s.qr_url||'')+'</code></p>';
-          h+='</div>';
-          setTimeout(function(){
-            var el=document.getElementById('wechat-qr-age');
-            if(el)el.innerHTML='<span style=color:var(--red)>\u4e8c\u7ef4\u7801\u5df2\u8fc7\u671f</span>';
-            var btn=document.getElementById('wechat-qr-refresh');
-            if(btn)btn.textContent='\u5df2\u8fc7\u671f\uff0c\u70b9\u51fb\u5237\u65b0';
-          },300000);
+          h+='<p style="margin:0 0 4px;color:var(--yellow);font-weight:600">莫荷微信需要扫码登录</p>';
+          h+='<p style=margin:0;line-height:1.5>'+esc(s.message||'')+'。用微信扫描左侧二维码重新登录。</p>';
+          h+='<p style=margin-top:4px>链接: <code style=word-break:break-all;font-size:13px>'+esc(s.qr_url||'')+'</code></p>';
+          h+='</div>';
         }else{
           h+='<div style=text-align:center;flex-shrink:0>';
           h+='<button id=wechat-qr-get class="btn s" style="font-size:14px;padding:8px 18px" onclick="getWechatQR()">\u83b7\u53d6\u767b\u5f55\u4e8c\u7ef4\u7801</button>';
@@ -682,6 +676,14 @@ function inMd(t){return t.replace(/\*\*([^*]+)\*\*/g,'<strong>$1</strong>').repl
 init();loadAll();setInterval(loadAll,10000);setInterval(fK,15000);
 
 /* --- WeChat QR: 获取二维码（触发容器 /api/bot/login） + 刷新 --- */
+function renderWechatQR(qrUrl){
+  var box=document.getElementById('wechat-qr-get-status');
+  if(box) box.innerHTML='<img id=wechat-qr-img src="https://api.qrserver.com/v1/create-qr-code/?size=200x200&data='+encodeURIComponent(qrUrl)+'" style="border:2px solid var(--green);border-radius:6px">'
+    +'<div style="margin-top:6px;font-size:13px;color:var(--dim)">用微信扫描上方二维码登录（约5分钟有效，过期请点下方"刷新二维码"）</div>'
+    +'<button class="btn r" style="margin-top:6px;font-size:13px;padding:3px 10px" onclick="refreshWechatQR()">刷新二维码</button>';
+  var getBtn=document.getElementById('wechat-qr-get');
+  if(getBtn) getBtn.style.display='none';
+}
 async function getWechatQR(){
   var st=document.getElementById('wechat-qr-get-status');
   var btn=document.getElementById('wechat-qr-get');
@@ -697,7 +699,7 @@ async function getWechatQR(){
         await new Promise(res=>setTimeout(res,2000));
         try{
           var rs=await fetch('/api/wechat/status'),sd=await rs.json();
-          if(sd.qr_url){location.reload();return;}
+          if(sd.qr_url){renderWechatQR(sd.qr_url);return;}
         }catch(e){}
       }
       if(st)st.innerHTML='<span style=color:var(--red)>\u4e8c\u7ef4\u7801\u672a\u751f\u6210\uff0c\u8bf7\u91cd\u8bd5</span>';
@@ -712,10 +714,17 @@ async function getWechatQR(){
   }
 }
 async function refreshWechatQR(){
+  var st=document.getElementById('wechat-qr-get-status');
+  if(st && !document.getElementById('wechat-qr-img')) st.innerHTML='<span style=color:var(--yellow)>正在刷新二维码...</span>';
   try{
     await fetch('/api/wechat/trigger-login',{method:'POST'});
-    // 刷新后等几秒重新拉状态
-    setTimeout(function(){location.reload();},3000);
+    for(var i=0;i<10;i++){
+      await new Promise(res=>setTimeout(res,2000));
+      try{
+        var rs=await fetch('/api/wechat/status'),sd=await rs.json();
+        if(sd.qr_url){ renderWechatQR(sd.qr_url); return; }
+      }catch(e){}
+    }
   }catch(e){}
 }
 </script></body></html>
\ No newline at end of file