Set the virtual machine’s memory size in the next wizard window, you had better set a half memory size of your physical memory size.Input macOS high sierra or macOS Mojave in the Name field, select Mac OS X in the Type drop-down list, select Mac OS X(64-bit) in the Version drop-down list, then click the Next button. Open VirtualBox, click the New button to create a new virtual machine.2.1 Create macOS Virtual Machine In VirtualBox. Install Mac OS On VirtualBox Virtual Machine Steps. This step needs you to have a mac book pro, if you do not have one, you can search the download link ( for example search the sentence macOS Big Sur iso download ) using google and get one.

Whether you want to install mac os high sierra or Mojave, you should prepare the high sierra or Mojave iso file first, please read the article How To Download MacOS X High Sierra Installer In Mojave, How To Download macOS Mojave Installer And Convert To ISO File.First, you should install VirtualBox, this is very straightforward in windows, you can just download VirtualBox and install it.In my case it had reset it to Windows 7 (32-bit) when it should have been Windows 10 (64-bit). – Update the Version drop-down to the correct OS and version Correct the OS version in the machine config The config has just forgotten it’s version: This happens frequently, but it’s a simple fix. If you don't have any installation media (like a disc or USB device), contact your PC administrator or PC/Device manufacturer. If you're using Windows To Go, make sure that your USB device has a version of Windows that's compatible with the PC that you're trying to use. This 64-bit application couldn't load because your PC doesn't have a 64-bit processor. My W10 VM isn’t happyĪ dramatic message: Your PC/Device needs to be repaired I exported a Windows 10 VM from one machine to another, imported and ran it to receive a recovery message on launch. Sometimes VirtualBox doesn’t behave when it imports Virtual Machines (appliances).

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