1. Package Repositories
Proceed to Node - Updates, run Refresh, _Upgrade and reboot.
- Use Proxmox VE No-Subscription Repository, add this line to /etc/apt/sources.list:
deb http://download.proxmox.com/debian/pve buster pve-no-subscription
- Edit /etc/apt/sources.list.d/pve-enterprise.list, comment out:
# deb https://enterprise.proxmox.com/debian/pve buster pve-enterprise
Proceed to Node - Updates, run Refresh, _Upgrade and reboot.