Storage -> virtual hard disk -> don't activate ' Solid-state Drive' (this is pretty important, because the macOS installer converts your virtual partition to APFS if it detects it as a solid state drive, unfortunately VirtualBox doesn't support APFS at this moment, so the boot process will fail while installing High Sierra.

Display -> Screen -> Video Memory: increase it to 128 MB.

System -> Processor -> change CPU to two, optional: set execution cap to 80% (this value is up to you and your host system configuration).

System -> Motherboard -> Boot Order: deactivate Floppy.

Virtual hard disk size: ~20 GB (an empty installation of macOS High Sierra takes about 11,4 GB).

Version: Mac OS X (64-bit) or macOS 10.13 High Sierra (64-bit).

Name: macOS (or whatever you want to call it).

Open a Terminal window, create a 'virtual USB flash drive'/disk image:.

The version of the 'Install macOS High Sierra.app' has to be 13.0.66 or above. Apple made some changes to the previous released version, especially to the installer, which are important to get this VM running.

Hint: if you have downloaded macOS High Sierra before the 5th of October, delete it and redownload it.

Download macOS High Sierra from the Mac App Store.

You also need ~20 GB disk space for the virtual machine, as well as ~18 GB free space temporarily for the creation of the install media.Ĭreate a macOS install ISO file for VirtualBox You will need at least 4096 MB RAM of host memory, more is better. MacOS Sierra 10.12.6, VirtualBox 5.1.28 with installed VirtualBox Extension Pack

It's always a struggle to get macOS as a guest system running on macOS as the host system, but today was my lucky day and after several failures I managed to get it running! So here is how I did it.

So I have a MacBook Pro running macOS Sierra (10.12) and I wanted to run a virtual machine (VM) of macOS High Sierra to try out the new operating system. 8Okt/17 0 VirtualBox: How to create a macOS High Sierra VM to run on a Mac host system

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