determine the name of your network interface
ip a
make a backup of the netplan configuration
sudo cp /etc/netplan/01-network-manager-all.yaml /etc/netplan/01-network-manager-all.yaml.backup
edit the config file
sudo vim.tiny /etc/netplan/01-network-manager-all.yaml
make the following changes, replacing “interface_name” with the intended interface
network:
version: 2
renderer: networkd
ethernets:
interface_name:
addresses:
- 192.168.1.101/24
nameservers:
addresses: [8.8.8.8]
routes:
- to: default
via: 192.168.1.1
try the new configuration
sudo netplan try
If all is good, press ENTER