You need to download the macOS file from Apple Store. You need to download the macOS BugSur file from the Store, since it is a large file, you need a good enough ...

VirtualBox from Oracle has finally gained the ability to run on Windows 11 as the host with latest version 7.0.0 Beta 1. The software has also received support for macOS Big Sur, Monterey, and more.

macOS Monterey version 12 is a stable, lightweight upgrade that works great on older Macs, and you can use the direct DMG or ISO links to download, install, upgrade, or downgrade your system easily.