To update Ubuntu Linux software using the command line, you can follow these steps:
Make sure that you are logged in as a user with administrative privileges, such as the "root" user or a user with "sudo" privileges.
Update the package list of your system by running the following command:
sudo apt update
This command will retrieve a list of available updates from the package repositories configured on your system.
sudo apt upgrade
This command will install the available updates for the packages that are installed on your system.
sudo apt dist-upgrade
This command will install the available updates for the packages that are installed on your system, and it will also install any additional packages that are needed to upgrade the Ubuntu Linux distribution to a newer version.
sudo apt autoremove
This command will remove the packages that were installed as dependencies of other packages and are no longer needed by any installed packages.
With these steps, you should be able to update Ubuntu Linux software using the command line. Consult the documentation of the "apt" command and the package manager of your Ubuntu Linux distribution for more information on how to use and manage packages on your system.