https://blog.wongcw.com/2018/10/23/mozilla-firefox-quantum-v63-0-x86-x64-win-mac-%e6%ad%a3%e5%bc%8f%e7%89%88-%e7%ae%80%e4%bd%93%e4%b8%ad%e6%96%87-%e7%b9%81%e4%bd%93%e4%b8%ad%e6%96%87-%e8%8b%b1%e6%96%87/