Proxmox VE

APT sources

/etc/apt/sources.list.d/pve-install-repo.list

deb [arch=amd64] http://download.proxmox.com/debian/pve bullseye pve-no-subscription

/etc/apt/trusted.gpg.d/proxmox-release-bullseye.gpg

wget 'http://download.proxmox.com/debian/proxmox-release-bullseye.gpg'

QEMU Guest Agent for Windows

https://fedorapeople.org/groups/virt/virtio-win/direct-downloads/archive-virtio/?C=M;O=D

SSL issues

https://forum.proxmox.com/threads/58789/

delete files

/etc/pve/pve-root-ca.pem
/etc/pve/pve-www.key

/etc/pve/priv/pve-root-ca.srl
/etc/pve/priv/pve-root-ca.key

/etc/pve/nodes/YC-AiO/pve-ssl.pem
/etc/pve/nodes/YC-AiO/pve-ssl.key

regenerate

$ pvecm updatecerts --force