Windows 10qcow2 [verified] Jun 2026

The drive list will appear completely blank because Windows cannot see the VirtIO virtual hard drive. Click →right arrow Browse .

By pairing the flexibility of the QCOW2 format with paravirtualized VirtIO drivers, you can run a Windows 10 virtual machine on Linux with virtually no performance degradation compared to a physical bare-metal installation.

qemu-system-x86_64 -m 4G -enable-kvm -cpu host -smp 4 \ -drive file=win10.qcow2,if=virtio \ -cdrom /path/to/windows10.iso \ -drive file=/path/to/virtio-win.iso,index=3,media=cdrom \ -vga qxl -device usb-tablet Use code with caution. Copied to clipboard windows 10qcow2

Confused by the .qcow2 file format? Learn how to create, optimize, and run Windows 10 using QCOW2 images on KVM/QEMU for better performance and snapshot management.

After installing updates, the QCOW2 image may be bloated. On the host, use this command to reclaim space: qemu-img convert -O qcow2 win10.qcow2 win10-compact.qcow2 Use code with caution. Phase 4: Advanced QCOW2 Management Creating Snapshots qemu-img snapshot -c snapshot1 win10.qcow2 Use code with caution. Reverting Snapshots qemu-img snapshot -a snapshot1 win10.qcow2 Use code with caution. Linking Images (Backing Files) Create a new VM using the original as a read-only base: qemu-img create -f qcow2 -b win10.qcow2 new-vm.qcow2 Use code with caution. Summary Checklist for Windows 10 QCOW2 Best Practice QCOW2 (with preallocation=metadata ) Driver Type VirtIO (SCSI for disk, NetKVM for net) Compact Option Run qemu-img convert to shrink size Snapshots Use internal QCOW2 snapshots The drive list will appear completely blank because

The Complete Guide to Windows 10 QCOW2: Virtualization, Setup, and Performance Optimization

If your 60 GB allocation runs out of space, you can easily increase the boundaries of your QCOW2 file while the VM is powered down: qemu-img resize windows10.qcow2 +20G Use code with caution. qemu-system-x86_64 -m 4G -enable-kvm -cpu host -smp 4

Set to none or writeback for optimal I/O throughput on modern Solid State Drives (SSDs). IO Mode: Set to native . 3. Compact Your QCOW2 Image