When setting up the Virtual Machine (VM), use these configurations for the best compatibility with Windows 8: (best performance) or (if you don't want to load drivers during install). NIC (Network) virtio-net-pci VirtIO-GPU (allows for smooth mouse movement and copy-pasting). 4. Injecting VirtIO Drivers (The "No Drive" Fix)
If you have a Windows 8 VM in another format (like VirtualBox's VDI or VMware's VMDK), you can convert it to QCOW2: windows 8 qcow2
: Requires conversion to VDI format using VBoxManage : When setting up the Virtual Machine (VM), use
qemu-img create -f qcow2 -o cluster_size=64K windows8.qcow2 30G windows 8 qcow2