Acolyte of the Butterfly
Posts: 126 from 2019/11/11
open the ISO file by double-clicking it. If you are going to install MorphOS on a G4 Mac, go to the mac_ppc32 directory. For a G5 installation, go to mac_ppc64. Copy the boot.img file to the USB stick.
https://morphos-team.net/guide/usb-boot#section3