There are quite a few use cases for wanting to convert a Windows installation to a virtual machine image; maybe you want to run tests on the virtual image afterwards, for instance to run an update to see how it goes. Or, you want to use the image as an option to access data from an old machine that you won't use anymore after the conversion. Most virtualization products support the conversion of live Windows installations to virtual machine images. Some come with the required tools so that you only need to run them, others are available as third-party programs that you need to run and use instead. This guide offers instructions on converting Windows installations to Microsoft Hyper-V, VirtualBox and VMware virtual images. VHDX Format -- Microsoft Hyper-V The conversion of a live Windows system to a Microsoft Hyper-V virtual machine image is very easy thanks to Sysinternals excellent Disk2vhd program for Windows. The program is portable, and you can run it from ...