Install macOS guest on Virtualbox on macOS host

When you download and run untrusted applications ( or any lotion you do not know well ) from the internet you will never know what they will do to your computer and individual information you have in your computer. You can setup a virtual machine and run untrusted applications in it to eliminate this security risk. The applications you run in the virtual machine will not have entree to anything in your host machine. You can maintain a separate virtual machine with exchangeable shape to your host machine to run all your not indeed entrust applications. Make sure not to store any medium data in this virtual machine. Use your host machine as common to keep them safe .
This post will show you how to install macOS Catalina virtual machine on Virtualbox on macOS Catalina host .

What You Will Need?

This lead has been tested on the follow frame-up .

  • A MacBook Pro 13inch 2018 host with macOS Catalina 10.15.4.
  • Virtualbox v6.1.4 r136177 was used.

Steps to Install the macOS VM

Download the latest macOS installer from the Mac App Store. At the prison term of writing it is macOS Catalina 10.15.4. You should have the installer app in your “ /Applications ” directory.

Installer app in /Applications directory
next, you have create a macOS installer image. You can create the installer disk ISO automatically using this script. To use the handwriting, download it. Open the terminal and navigate to the directory where you downloaded the script .
tip : If you want to add concluding and many early things to your macOS correct click menu check this joyride .

 cadmium  `` path/to/the/dir/of/the/script ''

then enter the follow instruction in the terminal. Make certain to change the macOS installer app ’ s name ( Install macOS ) to the name of the macOS installer app you have in your “ /Applications ” directory .

./  `` /Applications/Install macOS ''

The script will create a macOS installer disk in iso format in the current directory of the terminal .
Installer disk ISO
Download Virtualbox and install it if you do not have it already in your master of ceremonies car .
immediately unfold Virtualbox and create a fresh virtual machine with the play along configurations. When creating a harrow for the virtual machine make sure to allocate at least 30GB. Otherwise the macOS installer will not allow you to proceed with the facility halfway through. You can adjust the come of memory etc. according to the resources you can allocate .
To create the VM ,

  • Provide a name.
  • Select OS as Mac OS X.
  • Select OS version to Mac OS (64-bit).

Follow the instructions to create the VM. Create the disk with a size around 30GB while following the on screen instructions .
To configure the VM, go to VM Settings :

  • Set System > Motherboard > Base memory: 8192MB.
  • Set System > Processor > Processors: 4.
  • Set Display > Screen > Video Memory: 128MB.

Virtualbox config
You should mount the macOS installer ISO that we created above in the virtual machine that you barely created. Select the virtual machine > pawl on settings > select storehouse > select the optical drive > browse the installer iso.

Virtualbox config
After doing this, you can start the virtual machine. It will take some time to start. The initial load screen will look like following .
Virtualbox config
then the loading screen will become an apple splash filmdom .
Virtualbox config
After the load is completed the installer will ask for the language .
Virtualbox config
Next the macOS installer screen will be shown .
Virtualbox config
The first step in the installer is to open the disk utilities to format the disk .
Virtualbox config
In phonograph record utilities select the phonograph record and format it with the default settings .
Virtualbox config
then you can start the installer .
Virtualbox config
At the installer select the disk that you formatted in the previous step.

Virtualbox config
then follow the instructions to proceed with the installation .
Virtualbox config

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