发现没有下中级证书好像手机的浏览器就不认账
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这个嘛，一个网站的证书被浏览器认账的前提是这张证书是可信机构签发的，常见那几个品牌的证书挂上就能用，是因为它们的根证书原本就被浏览器信任，解决的方法也很简单，去MySSL查一下然后下载证书链把根证书安装上就行了 PC浏览器可以直接在设置里导入受信任的证书签发机构，移动端可以下载到手机上，然后在凭据管理安装受信任的凭据 （自签名SSL证书也需要手动安装 告诉浏览器“我相信它”）浏览器才会认账。 如果该证书的发证机构根证书没在浏览器的信任列表里，那浏览器访问的时候会出现不安全的提示之类的