Windows 8.1 doesn't include VirtIO block drivers natively. Download the latest stable VirtIO ISO from Fedora’s repository:
If you need to deploy many Windows 8.1 QCOW2 instances, integrate Cloudbase-Init: windows 81 qcow2 install
Run the QEMU command to boot from your Windows 8.1 ISO and attach the new disk. Arch Linux Forums Basic Command qemu-system-x86_64 -m Windows 8
Before starting the VM, create a virtual disk using qemu-img . A minimum of 40GB is recommended for a smooth experience. qemu-img create -f qcow2 windows81.qcow2 40G Use code with caution. Copied to clipboard windows 81 qcow2 install