VirtualBox is a totally free and cross-platform virtual machine software that runs on Windows, macOS and Linux. Method 1: Install macOS Big Sur on Windows 10 PC via VirtualBox In this article, we will share two different ways to install macOS Big Sur (the latest version of macOS) virtual machine on Windows 10 PC. If you have a tight budget and want to build a macOS environment for testing or other purposes, it is easy to do that with the help of Virtual machine software, like VirtualBox or VMware Work Station. However, this is also the most expensive choice. Buying a Mac is the most direct solution and it is more reliable. Sometimes we need to access macOS occasionally on Windows 10 PC under special circumstances.