Then ensure defragmentation is scheduled. QCOW2 will automatically reclaim space on your Linux host when Windows deletes files.
You can create "checkpoints" of your Windows 10 environment. If a software installation fails or a virus strikes, you can revert to a clean state in seconds. windows 10qcow2
If you’ve ventured into the world of Linux virtualization (KVM/QEMU) or platforms like Proxmox, you’ve likely stumbled upon the file extension . For Windows 10 users coming from VirtualBox or VMware, this format might seem foreign. But once you understand it, you’ll never go back. Then ensure defragmentation is scheduled
qemu-img create -f qcow2 -o preallocation=metadata windows10.qcow2 60G windows 10qcow2