To install new packages in Ubuntu enter the following in the terminal:-
sudo apt-get update
sudo apt-get install {package_name}
To remove a package in Ubuntu enter the following in the terminal:-
sudo apt-get remove {package_name}
To search for packages
apt-cache search {package_name}
Other ways to install new packages is to use the Synaptic Package Manager in Ubuntu.
Synaptic is a graphical package management program for apt. It provides the same features as the apt-get command line utility with a GUI front-end, to make things easier for new users,
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