Performance will depend on how fast the computer is that is running VirtualBox, so obviously the better the PC the better that macOS will run virtualized on it.

macOS Screen Resolution Code for VirtualBox.

You can also use a different macOS version, provided you have an ISO of that release too.

However, you’ll need to obtain the ISO file for the latest version of macOS Big Sur by yourself. The following links should be helpful to download the files necessary to get macOS Big Sur up and running on your VirtualBox virtual machine without any issues. However, before you get started, you’ll need to download VirtualBox and some additional essential files. This is going to be a pretty long procedure, but we’ll make it as simple as possible. Requirements for Running macOS in VirtualBox If you’re interested in running macOS Big Sur or macOS Monterey in Windows using VirtualBox, then read along. The operating systems basically run within an application, which virtualizes the hardware, and the OS itself doesn’t know the difference. With VirtualBox, you can install multiple operating systems on a single computer and seamlessly switch between them as you desire. Unlike a Hackintosh, you don’t need any special hardware to get macOS up and running on your computer. Instead, you will be running VirtualBox natively on your Windows computer and installing macOS as a guest operating system within VirtualBox. Before you start making assumptions, this is not a super-complicated Hackintosh setup.

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