https://blog.wongcw.com/2018/12/07/iphone-xr%e5%ae%98%e6%96%b9%e6%b8%85%e6%b0%b4%e6%ae%bc%e6%b8%ac%e8%a9%a6%e7%b5%90%e6%9e%9c%e5%87%ba%e7%88%90%ef%bc%9a%e7%a2%be%e5%a3%93%e6%99%ae%e9%80%9a%e6%89%8b%e6%a9%9f%e6%ae%bc/