Netplan

https://www.linux.com/learn/intro-to-linux/2018/9/how-use-netplan-network-configuration-tool-linux

To show all network devices and their status:

ip a

Configure a file in /etc/netplan. NOTE: This file must have consistent indendation. Either use all spaces or all tabs.

Try the new config:

netplan try

Apply the new config:

netplan apply