To run Windows 11 on hypervisors that use QCOW2 (like QEMU, KVM, or Proxmox), the best and most secure practice is to download the official ISO file from and generate your own QCOW2 virtual disk Microsoft Learn 🛠️ The Best Way to Get a Windows 11 QCOW2 Disk
using the ISO and the newly created .qcow2 file as the target drive. Performance Tip: Use VirtIO Drivers Where can I get a Windows 11 qcow2 file? - Microsoft Q&A Windows 11 Qcow2 Download BEST