diff --git a/src/components/Auth/WechatRegister.js b/src/components/Auth/WechatRegister.js
index d0049911..e4964e4a 100644
--- a/src/components/Auth/WechatRegister.js
+++ b/src/components/Auth/WechatRegister.js
@@ -322,44 +322,6 @@ export default function WechatRegister() {
         };
     }, [clearTimers]);
 
-    /**
-     * 备用轮询机制 - 防止丢失状态
-     * 每3秒检查一次，在 waiting 和 scanned 状态下都保持运行
-     * ⚠️ 已临时注释,测试主轮询是否足够可靠
-     */
-    /**
-    useEffect(() => {
-        // 在有auth_url、session_id且状态为waiting或scanned时启动备用轮询
-        if (wechatAuthUrl && wechatSessionId &&
-            (wechatStatus === WECHAT_STATUS.WAITING || wechatStatus === WECHAT_STATUS.SCANNED)) {
-            logger.debug('WechatRegister', '备用轮询：启动备用轮询机制', { status: wechatStatus });
-
-            backupPollIntervalRef.current = setInterval(() => {
-                try {
-                    if ((wechatStatus === WECHAT_STATUS.WAITING || wechatStatus === WECHAT_STATUS.SCANNED) &&
-                        isMountedRef.current && wechatAuthUrl) {
-                        logger.debug('WechatRegister', '备用轮询：检查微信状态');
-                        // 添加 .catch() 静默处理异步错误，防止被 ErrorBoundary 捕获
-                        checkWechatStatus().catch(error => {
-                            logger.warn('WechatRegister', '备用轮询检查失败（静默处理）', { error: error.message });
-                        });
-                    }
-                } catch (error) {
-                    // 捕获所有同步错误，防止被 ErrorBoundary 捕获
-                    logger.warn('WechatRegister', '备用轮询执行出错（静默处理）', { error: error.message });
-                }
-            }, BACKUP_POLL_INTERVAL);
-        }
-
-        // 清理备用轮询
-        return () => {
-            if (backupPollIntervalRef.current) {
-                clearInterval(backupPollIntervalRef.current);
-                backupPollIntervalRef.current = null;
-            }
-        };
-    }, [wechatAuthUrl, wechatSessionId, wechatStatus, checkWechatStatus]);
- */
     /**
      * 测量容器尺寸并计算缩放比例
      */