https://qooah.com/2014/02/18/htc-one-root%e5%be%8c%e7%a1%ac%e4%b8%8a%e5%ae%98%e6%96%b9-android-4-4-2-root%e6%a9%9f%e8%80%85%e5%b0%88%e7%94%a8/