What are you using? (Proxmox, QEMU, GNOME Boxes?)
: Expect the download to be approximately 3.2 GB to 3.7 GB depending on the version. 2. Create the QCOW2 Virtual Disk Windows Vista Qcow2 Download
: Most downloads are "trial" versions or require your own Product Key; Vista's activation servers are increasingly difficult to reach. What are you using
If you choose to search for existing QCOW2 images (for non-production/personal use), look for: What are you using? (Proxmox
That being said, here are a few options to obtain a Windows Vista Qcow2 image: