https://blog.wongcw.com/2020/09/16/ios-14%e6%ad%a3%e5%bc%8f%e7%89%88%e7%99%bc%e5%b8%83%ef%bc%9a%e9%80%99%e4%ba%9biphone%e9%83%bd%e8%83%bd%e5%8d%87%e7%b4%9a/
iOS 14正式版發布:這些iPhone都能升級