How to Install macOS Catalina on VirtualBox Virtual Machine

Installing macOS Catalina on a Virtual Machine is quite easy if you know the right way to do it. Unlike Windows and Linux OS, macOS Catalina installation on Virtual Machine such as VirtualBox requires some additional steps.

In this guide, we have discussed the steps to install macOS Catalina 10.15 on VirtualBox. Follow these steps carefully.

Pre-Requisites to Install macOS on VirtualBox

  • 64-bit Windows PC
  • Core i5 Processor
  • 8 GB RAM
  • At least 40 GB Hard Drive/SSD Storage Space
  • macOS High Sierra
  • VirtualBox Installed on PC

Steps to Install macOS Catalina on VirtualBox

  • First, download and install the VirtualBox on your Windows PC
  • Open ‘VirtualBox‘ and click ‘New
  • Choose ‘Mac OS X‘ and macOS 10.13 High Sierra (64-bit)
choose macOS from the Options
  • Click ‘Next‘ and allocate the RAM using the slider
choose amount of RAM for macOS
  • Click ‘Next‘ and select ‘Create a virtual hard disk now’
choose vritual disk size
  • Select VDI and click ‘Next‘ and then again ‘Next
select VDI disk image format for macOS installation
  • Use the slider to allocated virtual disk size, at least 40GB
select fixed size for macOS
  • Click ‘Create‘ and wait for it to finish
click create to create VDI virtual machine for macOS installation
  • Then open the command prompt with admin access and type,
cd C:\Program Files\Oracle\VirtualBox\
run command to enable macOS installation
  • Then enter following commands in the command prompt windows, one by one followed by the ‘Enter‘ keypress. Replace ‘Your Virtual Machine Name’ with the macOS machine name you give at the beginning
  • You may copy/paste all the commands at once in the command prompt window and click ‘Enter
VBoxManage.exe modifyvm "Your Virtual Machine Name" --cpuidset 00000001 000106e5 00100800 0098e3fd bfebfbff

VBoxManage setextradata "Your Virtual Machine Name" "VBoxInternal/Devices/efi/0/Config/DmiSystemProduct" "iMac11,3"

VBoxManage setextradata "Your Virtual Machine Name" "VBoxInternal/Devices/efi/0/Config/DmiSystemVersion" "1.0" 

VBoxManage setextradata "Your Virtual Machine Name" "VBoxInternal/Devices/efi/0/Config/DmiBoardProduct" "Iloveapple" 

VBoxManage setextradata "Your Virtual Machine Name" "VBoxInternal/Devices/smc/0/Config/DeviceKey" "ourhardworkbythesewordsguardedpleasedontsteal(c)AppleComputerInc"

VBoxManage setextradata "Your Virtual Machine Name" "VBoxInternal/Devices/smc/0/Config/GetKeyFromRealSMC" 1
command that enable macOS installation on virtualbox

Download the macOS High Sierra ISO

  • Select your macOS machine from the left pane and click ‘Start’
start macOS installation
  • Click on the arrow icon and then click ‘Add’
choose macOS ISO
add macOS Iso
  • Browse and choose the macOS ISO you downloaded and click ‘Open’
Open macOS ISO
  • Click ‘Choose’
Boot from macOS ISO
  • Then click ‘Start’ to boot macOS virtual machine installation
Begin installation from macOS ISO
  • After boot, choose Language and click next arrow
select macOS Installaer Language
  • After boot, click Utilities>Terminal and type following commands, one at a time followed by ‘Enter‘ keypress
macOS Installation screen
date 101200002016
diskutil eraseDisk JHFS+ myDisk /dev/disk0 
Run Terminal commands to prepare machine for macOS installation
Format Virtual Disk to JHFS+ for macOS installation via Command Prompt
  • Now click Terminal and choose ‘Quit Terminal
Quit Terminal after running commands and formatting macOS disk
  • Click Install macOS and follow the wizard to begin the installation
Click 'Install macOS'
  • Once installed, restart the system and setup macOS

An Alternative Method to Run macOS Catalina on VirtualBox in Windows PC

  • Download macOS Catalina VirtualBox file http://www.mediafire.com/file/hrl9ymq1mz4rlxw/Catalina_Virtual_Disk_Image_by_Intoguide.rar/file
  • Extract the macOS Catalina image
  • Now open VirtualBox and click File>Open and choose the VMDK file
  • Enjoy macOS Catalina on your Windows PC

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Want to install macOS on an actual machine, i.e. PC or Laptop? Follow these macOS on Windows PC Installation guides.

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