How to Easily Install Mac OS Catalina in VirtualBox - Full Tutorial

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We advise you to learn how to easily install Mac OS Catalina in VirtualBox - Full tutorial , to get to know this operating system. This way, you can really see how a system works before installing it on your hard drive.

What is Mac OS Catalina?

Mac OS Catalina is a version of the Mac OS operating system from Apple. This distribution was released in 2019 and supports alone applications a 64 bit.



What is the Virtual Box?

Virtual Box is a tool used to install operating systems via a virtual machine . This application is very useful for testing a particular system and does not require partitioning to function effectively.

Install Mac OS Catalina your VirtualBox

If you want to try the version of Mac OS Catalina on your PC or apply changes to its configuration without affecting performance or causing irreparable damage, we suggest that you read the steps that we explain below.

Check the minimum requirements

It is important to check i minimum requirements of Mac OS Catalina if you want to install this version at any time. And it's that Mac OS Catalina requires 12,5GB of storage, 4GB of RAM, and a 2012 MacBook or newer.

For installing Mac OS Catalina in the virtual machine via virtual Box , it is recommended to manage more than 6GB of RAM and 25GB of storage. We also recommend that you learn how to increase disk size in a virtual machine with VirtualBox.

Download and install Virtual Box

Once the requirements have been verified, the Virtual Box must be downloaded. To do this, go to the official website of the application. Then, follow the instructions given by the Virtual Box developers before running this tool on your computer.



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Once you have the download file, proceed with the installation. Accept i termini e le condizioni indicated to continue with the process and press the "Accept" button.

Download Mac OS Catalina image

The next step is to download the Mac OS Catalina image. To achieve this, you need to log into the website of the Apple support and press the "Download" button on the first option you see at the top left of the page. When the download is complete, be sure to extract the .dmg image from your system.

Create the virtual machine

Open Virtual Box and from the menu locate the "New" option. A new window will appear to enter the name that will identify the virtual machine, its location, its type and the version of the operating system.

Next, press the "Next" button, select the RAM memory you want to work with and the "Next" button. A new window will appear in which you need to choose the virtual hard disk for the operating system you downloaded earlier. Enable the option "Use a file of the virtual hard drive existing ", select this disk and press" Create. "You can also clone the virtual machine for use on another PC.

Configure the virtual machine

Check your operating system configuration e change the minimum value of the RAM memory in 4 GB from the "System" section. In the "Processors" section, select at least two processors and press the "OK" button. You can also add another hard drive to the virtual machine if you want.



Next, go to the section that corresponds to USB and select the "USB 3.0 Controller" option. So, in the screen options and select the maximum video capacity your PC has. Then, press the "OK" button.


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Configure Mac OS Catalina from Windows

Access the command prompt in administrator mode and type the following command line cd "C: Oracle VirtualBox Programs". Add the following lines by replacing "Mac OS 10.15.7 Catalina" with the name you gave the virtual machine, but first note that each "dot" represents a line (you shouldn't include dots in your code):

  • BoxManage.exe modifyvm "macOS 10.15.7 Catalina" - cpuidset 00000001 000106e5 00100800 0098e3fd bfebfbff
  • VBoxManage.exe setextradata "macOS 10.15.7 Catalina" "VBoxInternal / Devices / efi / 0 / Config / DmiSystemProduct" "iMac11,3"
  • VBoxManage.exe setextradata "macOS 10.15.7 Catalina" "VBoxInternal / Devices / efi / 0 / Config / DmiSystemVersion" "1.0"
  • VBoxManage.exe setextradata "macOS 10.15.7 Catalina" "VBoxInternal / Devices / efi / 0 / Config / DmiBoardProduct" "Mac-F2238BAE"
  • VBoxManage.exe setextradata "macOS 10.15.7 Catalina" "VBoxInternal / Devices / smc / 0 / Config / DeviceKey" "ourhardworkbythesewordsguardedpleasedontsteal (c) AppleComputerInc"
  • VBoxManage.exe setextradata "macOS 10.15 Catalina" "VBoxInternal / Devices / smc / 0 / Config / GetKeyFromRealSMC" 1
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