To enable Hyper-V virtualization in Windows 11, you need to open the Windows Features panel first. Search for turn windows features on or off and click on the search result.

On Windows 11, you can use the "Windows Sandbox" feature to create an isolated lightweight virtual machine to test ...

How to enable Windows Sandbox on Windows 11 On Windows 11, enabling the isolated environment to test applications requires turning on virtualization at the hardware level before you can turn on ...

The Sandbox in Windows 11 gives you an isolated and temporary virtual machine to run things without affecting your core OS environment.

Want to try Windows 11 risk-free? Use Hyper-V to create a virtual machine where you can test the new operating system without losing access to your "real" PC. I've got step-by-step instructions here.

Windows Sandbox is one of the new features in Windows OS. Unfortunately, even if you are using the correct Windows 11/10 build in VirtualBox, you cannot use Windows Sandbox.