旧版Mac OS 镜像下载地址

官方原版 (无需登陆 app stope) :

macOS Sierra

http://updates-http.cdn-apple.com/2019/cert/061-39476-20191023-48f365f4-0015-4c41-9f44-39d3d2aca067/InstallOS.dmg

10.13.6 macOS High Sierra

https://support.apple.com/zh-cn/HT208969

10.12.6 macOS Sierra

https://support.apple.com/zh-cn/HT208202

10.11.6 OS X El Capitan

https://support.apple.com/zh-cn/HT206886

使用virtualbox 安装macOS https://www.jianshu.com/p/a91c5c42c878