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#Iso utility for mac install#

Whether creating an ISO file for the macOS installer and using that ISO is easier than using a bootable USB stick is entirely a matter of use, and in some situations an ISO is the only usable format ( i.e. ISO files are flexible and widely used, they can also be burned to create boot discs and to other media, and you can also copy the ISO to a USB drive using dd or perform any other multitude of actions. You can also convert ISO files to VDI VirtualBox images if needed. If you plan to use the ISO file for a virtual machine, you just need to select the Mojave.iso disk image in the virtual machine app as the boot disk, or mount it in the VM like any other disk image would to be. That’s it, now you should have a “Mojave.iso” disk image file on the Mac desktop, which is the macOS installer ISO image. Mv ~ / Desktop / Mojave.cdr ~ / Desktop / Mojave.iso

Finally, we rename the CDR file extension to ISO to convert the CDR to ISO:.

Hdiutil convert /tmp/Mojave.dmg format UDTO -o ~ / Desktop / Mojave.cdr

Now we convert the DMG disc image file to an ISO disc image file (technically a CDR file, but it’s the same as an ISO).

#Iso utility for mac install#

Hdiutil detach / volumes / Install macOS Mojave

When createinstallmedia is finished, you can unmount the volume you just created:.Sudo / Applications / Install macOS Mojave.app/Contents/Resources/createinstallmedia –volume / Volumes / Mojave –nointeraction Next, we use createinstallmedia to create the macOS installation application on the mounted volume:.