How To Install unattended-upgrades on Ubuntu 20.04
Introduction
In this tutorial we learn how to install unattended-upgrades
on Ubuntu 20.04.
What is unattended-upgrades
unattended-upgrades is:
This package can download and install security upgrades automatically and unattended, taking care to only install packages from the configured APT source, and checking for dpkg prompts about configuration file changes.
This script is the backend for the APT::Periodic::Unattended-Upgrade option. Task: server, ubuntu-desktop-minimal, ubuntu-desktop, cloud-image, kubuntu-desktop, xubuntu-core, xubuntu-desktop, lubuntu-desktop, ubuntustudio-desktop-core, ubuntustudio-desktop, ubuntukylin-desktop, ubuntu-mate-core, ubuntu-mate-desktop, ubuntu-budgie-desktop
Package: unattended-upgrades Architecture: all Version: 2.3 Priority: optional Section: admin Origin: Ubuntu Maintainer: Ubuntu Developers [email protected] Original-Maintainer: Michael Vogt [email protected] Bugs: https://bugs.launchpad.net/ubuntu/+filebug Installed-Size: 440 Depends: debconf (>= 0.5) | debconf-2.0, debconf, python3, python3-apt (>= 1.9.6~), python3-dbus, python3-distro-info, ucf, lsb-release, lsb-base, xz-utils Recommends: systemd-sysv | cron | cron-daemon | anacron Suggests: bsd-mailx, default-mta | mail-transport-agent, needrestart, powermgmt-base, python3-gi Filename: pool/main/u/unattended-upgrades/unattended-upgrades_2.3_all.deb Size: 49320 MD5sum: 45edc37077508997f0fbfe8b53231682 SHA1: 47e70c7e5ced00e129f725871478491a82ae4fdf SHA256: 9c826a2817c005f2f4374e6fb1a66965564dda289687c8e0ae0a033ff2d3df01 Description-en: automatic installation of security upgrades This package can download and install security upgrades automatically and unattended, taking care to only install packages from the configured APT source, and checking for dpkg prompts about configuration file changes.
This script is the backend for the APT::Periodic::Unattended-Upgrade option. Task: server, ubuntu-desktop-minimal, ubuntu-desktop, cloud-image, kubuntu-desktop, xubuntu-core, xubuntu-desktop, lubuntu-desktop, ubuntustudio-desktop-core, ubuntustudio-desktop, ubuntukylin-desktop, ubuntu-mate-core, ubuntu-mate-desktop, ubuntu-budgie-desktop
There are three methods to install unattended-upgrades
on Ubuntu 20.04. We can use apt-get
, apt
and aptitude
. In the following sections we will describe each method. You can choose one of them.
Install unattended-upgrades Using apt-get
Update apt database with apt-get
using the following command.
sudo apt-get update
After updating apt database, We can install unattended-upgrades
using apt-get
by running the following command:
sudo apt-get -y install unattended-upgrades
Install unattended-upgrades Using apt
Update apt database with apt
using the following command.
sudo apt update
After updating apt database, We can install unattended-upgrades
using apt
by running the following command:
sudo apt -y install unattended-upgrades
Install unattended-upgrades Using aptitude
If you want to follow this method, you might need to install aptitude first since aptitude is usually not installed by default on Ubuntu. Update apt database with aptitude
using the following command.
sudo aptitude update
After updating apt database, We can install unattended-upgrades
using aptitude
by running the following command:
sudo aptitude -y install unattended-upgrades
How To Uninstall unattended-upgrades on Ubuntu 20.04
To uninstall only the unattended-upgrades
package we can use the following command:
sudo apt-get remove unattended-upgrades
Uninstall unattended-upgrades And Its Dependencies
To uninstall unattended-upgrades
and its dependencies that are no longer needed by Ubuntu 20.04, we can use the command below:
sudo apt-get -y autoremove unattended-upgrades
Remove unattended-upgrades Configurations and Data
To remove unattended-upgrades
configuration and data from Ubuntu 20.04 we can use the following command:
sudo apt-get -y purge unattended-upgrades
Remove unattended-upgrades configuration, data, and all of its dependencies
We can use the following command to remove unattended-upgrades
configurations, data and all of its dependencies, we can use the following command:
sudo apt-get -y autoremove --purge unattended-upgrades
References
Summary
In this tutorial we learn how to install unattended-upgrades
package on Ubuntu 20.04 using different package management tools: apt
, apt-get
and aptitude
.