How to connect Ubuntu server in WIFI using terminal

In this tutorial, you will learn how to manually connect your Ubuntu server to a WIFI using a terminal regardless of what type of ubuntu desktop or ubuntu server version you are using.

Ubuntu 20.04: Connect to WiFi from command line

Step 1: First step is to identify the name of your wireless network interface. To do so execute:

ls /sys/class/net

Step 2: Next, navigate to the /etc/netplan directory and locate the appropriate Netplan configuration files. The configuration file might have a name such as 50-network-manager-all.yaml.

ls /etc/netplan/

Step 3: Edit the Netplan configuration file:

sudo nano /etc/netplan/50-cloud-init.yaml

            optional: true
                    password: "PASSWORD-HERE"
            dhcp4: true

Note: There might be other configurations inside the 50-cloud-init.yaml. Do not delete anything and just add the wifis configuration.

Step 4: Once ready, apply the changes and connect to your wireless interface by executing the below command:

sudo netplan apply


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