By Ian Shields. Learn how to install, upgrade, and manage packages on your Linux® system. This tutorial focuses on the Advanced Packaging Tool (APT), which is the package management system used by Debian and distributions derived from Debian, such as Ubuntu. Install, reinstall, upgrade, and remove Debian binary packages. Find packages containing specific files or libraries, even if the package is not installed. Obtain package information like version, content, dependencies, package integrity, and installation status, even if the package is not installed.
