Examples of Using New (APT) Advanced Package Tool

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In this article we describe 15 Examples of How to Use New Advanced Package Tool (APT) in Ubuntu/Debian. One important thing to master under Linux System/Server Administration is package management using different package management tools.

Different Linux distributions install applications in a pre-compiled package that contain binary files, configuration files and also information about the application’s dependencies.

Read Also: Learn 25 ‘apt-get’ and ‘apt-cache’ Command Examples in Debian based Systems

Package management tools help System/Server Administrators in many ways such as:

  1. Downloading and installing software
  2. Compile software from source
  3. Keeping track of all software installed, their updates and upgrades
  4. Handling dependencies
  5. and also keeping other information about installed software and many more

In this guide, we are going to look at 15 examples of how to use the new APT (Advanced Package Tool) on your Ubuntu Linux systems.

APT is a command-line based tool that is used for dealing with packages on a Ubuntu based Linux systems. It presents a command line interface to the package management on your system.

1. Installing a Package

You can install a package as follows by specify a single package name or install many packages at once by listing all their names.

$ sudo apt install glances
Install a Package

2. Find Location of Installed Package

The following command will help you to list all the files that are contained in a package called glances (advance Linux monitoring tool).

$ sudo apt content glances
Find Installed Package Files Location

3. Check All Dependencies of a Package

This will help you to display raw information about dependencies of a particular package that you specify.

$ sudo apt depends glances
Check Dependencies of Package

4. Search for a Package

The search option searches for the given package name and show all the matching packages.

$ sudo apt search apache2
Search For a Package

5. View Information About Package

This will help you display information about package or packages, run the command below by specifying all the packages that you want to display information about.

$ sudo apt show firefox
Show Package Information

6. Verify a Package for any Broken Dependencies

Sometimes during package installation, you may get errors concerning broken package dependencies, to check that you do not have these problems run the command below with the package name.

$ sudo apt check firefox
Check Package for Broke Dependencies

7. List Recommended Missing Packages of Given Package

$ sudo apt recommends apache2
View Recommended Missing Packages

8. Check Installed Package Version

The ‘version’ option will show you the installed package version.

$ sudo apt version firefox
Check Installed Package Version

9. Update System Packages

This will help you to download a list of packages from different repositories included on your system and updates them when there are new versions of packages and their dependencies.

$ sudo apt update
Update System Packages

10. Upgrade System

This helps you to install new versions of all the packages on your system.

$ sudo apt upgrade
Upgrade System

11. Remove Unused Packages

When you install a new package on your system, it’s dependencies are also installed and they use some system libraries with other packages. The after removing that particular package, it’s dependencies will remain on the system, therefore to remove them use autoremove as follows:

$ sudo apt autoremove
Remove Unwanted Packages

12. Clean Old Repository of Downloaded Packages

The option ‘clean’ or ‘autoclean’ remove all old local repository of downloaded package files.

$ sudo apt autoclean 
$ sudo apt clean
Clean Package Repository

13. Remove Packages with its Configuration Files

When you run apt with remove, it only removes the package files but configuration files remain on the system. Therefore to remove a package and it’s configuration files, you will have to use purge.

$ sudo apt purge glances
Remove Package Configuration Files

14. Install .Deb Package

To install a .deb file, run the command below with the filename as an argument as follows:

$ sudo apt deb atom-amd64.deb
Install Deb Package

15. Find Help While Using APT

The following command will list you all the options with it’s description on how to use APT on your system.

$ apt help
APT Command Help


Always remember that good Linux package management, can help you avoid breaking your system. There are so many other package management tools that you can use in Linux.

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