拿一台旧本本装XP x64玩玩
装好Firefox 52.9ESR，发现打不开Firefox起始页，报因为安全原因阻止
登录Firefox账号，也提示Blocked by Content Security Policy This page has a content security policy that prevents it from being loaded in this way.
即使在about:config里关闭CSP，页面也只是变成不断转圈还是打不开，无法登录账号
试了下在Windows 7中安装52.9ESR，还是一样的现象，看来是版本落后了
