Either way, you might want to know how to configure DNS with the Netplan tool, which is the command-line system for configuring networking on Ubuntu-based desktops. Also: 7 Linux commands I can't live without after 20 years in the terminalFortunately, it's not as hard as you think. Most desktops using DHCP will only have one YAML file, but it's not out of the ordinary to have multiple files. Save and close the file After you've added the line, save and close the file with the Crtl+X keyboard shortcut. To make sure DNS is functioning, issue the command:ping google.comIf you see results, congratulations, DNS is working properly.