macOS下载地址

• macOS Catalina 10.15
  https://apps.apple.com/cn/app/macos-catalina/id1466841314?mt=12

• macOS Big Sur 11
  https://apps.apple.com/cn/app/macos-big-sur/id1526878132?mt=12

• macOS Monterey 12
  https://apps.apple.com/cn/app/macos-monterey/id1576738294?mt=12

参考：https://support.apple.com/zh-cn/HT201372