苹果官方镜像下载

• High Sierra 10.13 官方下载

High Sierra

https://itunes.apple.com/cn/app/macos-high-sierra/id1246284741?mt=12

• Sierra 10.12 官方下载地址

  
  Sierra

https://itunes.apple.com/cn/app/macos-sierra/id1127487414?mt=12