qemu-img info windows81.qcow2

: Start the installation from the Windows 8.1 ISO.

This article explores the deep technical process of installing Windows 8.1 into a QCOW2 (QEMU Copy On Write version 2) disk image. We will move beyond basic "next-next-finish" instructions to examine the architecture of QCOW2, the nuances of UEFI emulation, and the specific optimizations required to make this notoriously tile-heavy OS perform like a native machine.