Running a Mac OS 11 Big Sur VM in Virtualbox 🌱

  1. Locate a Mac OS Big Sur iso
  2. Launch Virtualbox
  3. Create a New VM by selecting Machine > New

    Name: MAC OS 11
    Machine Folder: C:\VMs
    Type: MAC OS X
    Version: Mac OS X (64-bit)
    Memory Size: 4096 MB
    Hard disk: Create a virtual hard disk now

  4. Click Create
  5. On the Create Virtual Hard Disk dialog

    Name the virtual disk image MAC OS 11.vdi
    File size: 50.00 GB
    Hard disk file type: VDI
    Storage on physical hard disk: Dynamically Allocated

  6. Click Create
  7. Select the VM and Click Settings
  8. Select System > Click the Processor tab > Set Processor(s) to at least 2
  9. Select Display > Slide Video Memory to 128 MB
  10. Select USB > Select USB 3.0
  11. Select Storage > Create a new SATA Controller
  12. Click the Choose disk button on the optical drive
  13. Click the Add button > Browse to and select the MAC OS 11 .iso file
  14. Click Choose
  15. Click OK
  16. Right Click the Start Button > Command Prompt (Admin) > Paste in the following commands
    cd "%programfiles%\Oracle\VirtualBox\"
    VBoxManage.exe modifyvm "Mac OS 11" –-cpuidset 00000001 000106e5 00100800 0098e3fd bfebfbff
    VBoxManage setextradata "Mac OS 11" "VBoxInternal/Devices/efi/0/Config/DmiSystemProduct" "iMac19,1"
    VBoxManage setextradata "Mac OS 11" "VBoxInternal/Devices/efi/0/Config/DmiSystemVersion" "1.0"
    VBoxManage setextradata "Mac OS 11" "VBoxInternal/Devices/efi/0/Config/DmiBoardProduct" "Mac-AA95B1DDAB278B95"
    VBoxManage setextradata "Mac OS 11" "VBoxInternal/Devices/smc/0/Config/DeviceKey" "ourhardworkbythesewordsguardedpleasedontsteal(c)AppleComputerInc"
    VBoxManage setextradata "Mac OS 11" "VBoxInternal/Devices/smc/0/Config/GetKeyFromRealSMC" 1
  17. If you are running an AMD processor also run the following command:
    VBoxManage modifyvm "Mac OS 11" --cpu-profile "Intel Core i7-6700K"
  18. Make sure the MAC OS 11 VM is selected and click Start > Normal
  19. After a long initialization sequence the MAC OS Setup should start
  20. Select a language > Click the arrow
  21. Select Disk Utility
  22. Select the VBOX HARDDISK > Click Erase
  23. Name the drive OS11 > Set the Format to APFS > Click Erase
  24. Click Done > Close Disk Utility
  25. Click Install macOS
  26. Click Continue > Click Agree > Click Agree again
  27. Select the OS11 disk > Click Install
  28. Wait while Mac OS 11 installs files, the VM will reboot several times
  29. Select your Country > Click Continue
  30. Confirm your languages and keyboard layout > Click Continue
  31. Click Not Now on the Accessibility screen
  32. Click Continue on the Data & Privacy screen
  33. Select Not Now on the Migration Assistant screen
  34. Select Set Up Later and then Skip on the Apple ID screen
  35. Click Agree > Agree again
  36. Enter a name, user name, password > Click Continue
  37. Click Customize Settings
  38. Click Continue > Select Use or Don't Use for Location Services
  39. Pick a timezone > Click Continue
  40. Click Set Up Later on the Screen Time screen
  41. Uncheck the Enable Ask Siri box > Click Continue
  42. Pick a theme > Click Continue
  43. Welcome to MacOS 11 Big Sur