24
升级后别后悔！苹果关闭iOS13.5验证 不允许用户降级
source link: https://tech.sina.com.cn/roll/2020-06-09/doc-iircuyvi7459222.shtml
Go to the source link to view the article. You can view the picture content, updated content and better typesetting reading experience. If the link is broken, please click the button below to view the snapshot at that time.
本文来自快科技上周发布iOS13.5.1后，苹果已经停止了iOS13.5代码签名。停止签名意味着用户无法再从苹果的服务器上下载过时的操作系统，习惯上苹果在发布iOS新版本后会定期停止签署旧代码，以防止用户安装过去的iOS版本，这种做法可以让
Recommend
About Joyk
Aggregate valuable and interesting links.
Joyk means Joy of geeK