Hyper-V VXHD lets you install Windows 10 as a guest on your device. Microsoft has released an ARM64 version of the Windows 10 Insider build 19624 so that users can further test the feature on ARM devices. Microsoft states that they will continue to release new updates in future Insider builds. For users who want to test Hyper-Vs on ARM64, you can download the VHHD from Microsoft’s site. It is available to download from the site of Microsoft’s website.
Source: https://www.bleepingcomputer.com/news/microsoft/microsoft-releases-windows-10-hyper-v-vhdx-for-arm64-devices/