Windows 10.qcow2 Extra Quality Access

If you have generated a localized windows10.qcow2 image and want to host it on Proxmox, move the file to your Proxmox node and run the following command to associate it with a specific VM target (e.g., VM ID 100 targeting local storage): qm importdisk 100 windows10.qcow2 local-lvm --format qcow2 Use code with caution. Importing to OpenStack (Glance)

Similarly, to convert a VMDK file (the default format for VMware), the command is:

After the installation finishes, you can switch the network card from the default ( e1000e ) to the VirtIO model for better performance, as the VirtIO drivers will now be installed in Windows. Windows 10.qcow2

Open PowerShell as Administrator inside the VM and run: powershell Optimize-Volume -DriveLetter C -ReTrim -Verbose Use code with caution.

qemu-img convert -p -f vmdk -O qcow2 /path/to/disk.vmdk /path/to/new/disk.qcow2 If you have generated a localized windows10

qemu-img convert -f vhdx -O qcow2 Windows10.vhdx Windows10.qcow2

Because QCOW2 dynamically grows, deleting files inside Windows 10 does not automatically shrink the .qcow2 file on your host machine. Over time, the image suffers from storage bloat. How to Shrink a Bloated Windows 10 QCOW2 File qemu-img convert -p -f vmdk -O qcow2 /path/to/disk

If you move your QCOW2 disk from an IDE/SATA bus emulation to a VirtIO SCSI bus emulation, Windows will crash with an INACCESSIBLE_BOOT_DEVICE error loop.