看oc说明,不需要制作安装U盘,只需要将recovery的镜像及引导信息放入oc引导的介质里。
4. What is the simplest way to install macOS?
Copy online recovery image (*.dmg and *.chunklist files) to com.apple.recovery.boot directory on a FAT32
partition with OpenCore. Load OpenCore Boot Picker and choose the entry, it will have a (dmg) suffix. Custom
name may be created by providing .contentDetails file.
To download recovery online you may use macrecovery.py tool from MacInfoPkg.
For offline installation refer to How to create a bootable installer for macOS article.