Install virt-io network card drivers for Windows 2022 core.
1. sconfig
2. Chose menu number 15
3. navigate to the virt-io location
4. run pnputil -i -a d:\location of the inf file
example in my case;
pnputil -i -a D:\NetKVM\2k19\amd64*.inf
And thats it KVM network driver installed