# apt-get > Debian and Ubuntu package management utility. > Search for packages using `apt-cache`. > More information: . - Update the list of available packages and versions (it's recommended to run this before other `apt-get` commands): `apt-get update` - Install a package, or update it to the latest available version: `apt-get install {{package}}` - Remove a package: `apt-get remove {{package}}` - Remove a package and its configuration files: `apt-get purge {{package}}` - Upgrade all installed packages to their newest available versions: `apt-get upgrade` - Clean the local repository - removing package files (`.deb`) from interrupted downloads that can no longer be downloaded: `apt-get autoclean` - Remove all packages that are no longer needed: `apt-get autoremove` - Upgrade installed packages (like `upgrade`), but remove obsolete packages and install additional packages to meet new dependencies: `apt-get dist-upgrade`