百度代码统计无效问题

public/index.html

@@ -4,7 +4,7 @@
     <meta charset="utf-8">
     <meta http-equiv="X-UA-Compatible" content="IE=edge">
     <meta name="viewport" content="width=device-width,initial-scale=1.0">
-    <meta name="referrer" content="never">
+    <!-- <meta name="referrer" content="never"> -->
     <!-- <meta name="referrer" content="no-referrer" /> -->
     <link rel="icon" href="<%= BASE_URL %>favicon.ico">
     <link rel="stylesheet" href="//at.alicdn.com/t/font_3100457_m1ptblb5k5c.css">