Otherwise, you may encounter a Load_init_program error during installation. A disk size of 100 GB should be acceptable for installation and testing purposes.Īdd 4 processors to the macOS machine in the System / Processor tab. Determine the size of the virtual disk according to the workload you will do in the macOS virtual system. If your host computer’s disk is SSD or NVMe, it would be better to configure the virtual disk as Dynamically allocated.īack up the installation and virtual disk location of the virtual computer to the external disk, and do not unnecessarily fill the capacity of your host disk. If you are using any of the VirtualBox 6.x versions, choose the “VDI” (VirtualBox Disk Image) option as the type for the virtual hard disk during the configuration process on the disk screen and then proceed by clicking the Next button.įurthermore, when setting up a virtual machine using VirtualBox, if you opt to configure the virtual hard disk as a Fixed Size, it will reserve disk space on your host disk corresponding to the size.Ī fixed-size virtual disk on older computers will provide an extra performance boost.

But if you are doing a clean installation, prefer the Create a virtual hard disk now option and click the Create button to resume. If the virtual machine disk is ready in the Virtual Hard Disk window, you can add it and run your macOS system directly.

In that case, we recommend configuring the virtual processor core count to an appropriate 1 and testing it. Suppose your host computer is getting errors and stuck on the logo during installation. Under normal conditions, a macOS virtual computer runs smoothly with a memory size 4096 (4 GB).Īlso, set the number of 2 or 4 vCPUs for the macOS system to work more efficiently on the virtual computer. If your host RAM has a capacity of 16 GB, assign a RAM size of 4 GB or 8 GB in the Memory Size window.

You should allocate RAM size and virtual processor to the virtual machine according to the hardware performance of your host computer.

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