And unstable for novices that have no clue what they are working with OS wise.
The virt-manager is easy for most Desktop folks looking to drop Win11 in a frozen backing-image sandbox with a local samba folder loop-back mount (allows fake network share in Win11 or MacOS guest OS.) =3
Virt manager is the least intuitive (discounting actively antiuser crap) program I've ever dealt with. I still don't quite get it and I've used Linux exclusively for more than 5 years.