: KVM is cited as a leading way to preserve legacy Windows 7 environments after its official end-of-support in January 2020.
Enable discard=on . This allows Windows to pass TRIM commands down to the host, ensuring that deleted files inside the VM actually shrink the host's physical qcow2 file footprint. windows 7 qcow2 top
Enable the virtio-balloon device to dynamically reallocate RAM between the host and guest. Installation Steps during Windows Setup: : KVM is cited as a leading way
: Ensure your system has KVM and QEMU installed. On Debian/Ubuntu systems, you can install them using: you can install them using: