Important flags explained:
There are two legitimate routes:
Inside the guest:
While Windows 8.1 reached its end-of-life on January 10, 2023, and no longer receives security updates from Microsoft Support , it remains a viable legacy platform for testing or older software. Windows 8.1 ISO : A standard installation image. windows 81 qcow2 install
However, cluster size must be set when creating the image; it cannot be changed afterward. For existing images, you can convert: Important flags explained: There are two legitimate routes:
: Use QXL for better resolution handling within the VM window. windows 81 qcow2 install
Because the virtual disk is configured to use the high-performance VirtIO interface, the Windows installer will show a blank screen stating This is expected.