MacOS

https://i12bretro.github.io/tutorials/0629.html

    Download a MacOS Monterey .iso Download
    Launch Virtualbox
    Create a New VM by selecting Machine > New

    Name: Mac OS 12
    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
    Click Create
    On the Create Virtual Hard Disk dialog

    Name the virtual disk image Mac OS 12.vdi
    File size: 50.00 GB
    Hard disk file type: VDI
    Storage on physical hard disk: Dynamically Allocated
    Click Create
    Select the VM and Click Settings
    Select System > Click the Processor tab > Set Processor(s) to at least 2
    Select Display > Slide Video Memory to 128 MB
    Select USB > Select USB 3.0
    Select Storage > Create a new SATA Controller
    Click the Choose disk button on the optical drive
    Click the Add button > Browse to and select the MAC OS 12 .iso file
    Click Choose
    Click OK
    Right Click the Start Button > Command Prompt (Admin) > Paste in the following commands
    cd "%programfiles%\Oracle\VirtualBox\"
    VBoxManage.exe modifyvm "Mac OS 12" --cpuid-set 00000001 000106e5 00100800 0098e3fd bfebfbff
    VBoxManage setextradata "Mac OS 12" "VBoxInternal/Devices/efi/0/Config/DmiSystemProduct" "MacBookPro15,1"
    VBoxManage setextradata "Mac OS 12" "VBoxInternal/Devices/efi/0/Config/DmiSystemVersion" "1.0"
    VBoxManage setextradata "Mac OS 12" "VBoxInternal/Devices/efi/0/Config/DmiBoardProduct" "Mac-551B86E5744E2388"
    VBoxManage setextradata "Mac OS 12" "VBoxInternal/Devices/smc/0/Config/DeviceKey" "ourhardworkbythesewordsguardedpleasedontsteal(c)AppleComputerInc"
    VBoxManage setextradata "Mac OS 12" "VBoxInternal/Devices/smc/0/Config/GetKeyFromRealSMC" 1
    VBoxManage setextradata "Mac OS 12" "VBoxInternal/TM/TSCMode" "RealTSCOffset"
    If you are running an AMD processor also run the following command:
    VBoxManage modifyvm "Mac OS 12" --cpu-profile "Intel Core i7-6700K"
    Make sure the Mac OS 12 VM is selected and click Start > Normal
    After a long initialization sequence the MAC OS Setup should start
    Select a language > Click the arrow
    Select Disk Utility
    Select the VBOX HARDDISK > Click Erase
    Name the drive OS12 > Set the Format to APFS > Click Erase
    Click Done > Close Disk Utility
    Click Install macOS Monterey
    Click Continue > Click Agree > Click Agree again
    Select the OS12 disk > Click Install
    Wait while Mac OS installs files, the VM will reboot several times
    Select your Country > Click Continue
    Confirm your languages and keyboard layout > Click Continue
    Click Not Now on the Accessibility screen
    Click Continue on the Data & Privacy screen
    Select Not Now on the Migration Assistant screen
    Select Set Up Later and then Skip on the Apple ID screen
    Click Agree > Agree again
    Enter a name, user name, password > Click Continue
    Click Continue > Select Use or Don't Use for Location Services
    Pick a timezone > Click Continue
    Uncheck Share Mac Analytics with Apple > Click Continue
    Click Set Up Later on the Screen Time screen
    Uncheck the Enable Ask Siri box > Click Continue
    Pick a theme > Click Continue
    Welcome to MacOS 12 Monterey