Ubuntu 20.04 LTS is a popular operating system known for its stability and security features. One of the most important aspects of maintaining a secure and stable system is to ensure that it is regularly updated. In this blog, we will discuss how to manage updates on Ubuntu 20.04 LTS.
Update the package list:
Before updating any package, it is recommended to update the package list first. The package list contains information about the latest versions of packages available from the Ubuntu repository. To update the package list, open a terminal and run the following command:
sudo apt-get update
Upgrade packages:
After updating the package list, you can upgrade all packages to their latest versions by running the following command:
sudo apt-get upgrade
This command will upgrade all the installed packages to their latest version. If a new package is available, it will be installed. If there is a conflict, the package manager will ask you to resolve it before proceeding.
Upgrade the distribution:
To upgrade Ubuntu to a new version, you can use the following command:
sudo do-release-upgrade
This command will check if there is a new version of Ubuntu available and upgrade the distribution if there is.
Automatic updates:
Ubuntu 20.04 LTS comes with a built-in automatic update feature that can be configured to download and install security updates automatically. To enable automatic updates, open the “Software & Updates” application, and navigate to the “Updates” tab. From here, you can choose to enable automatic updates and select which types of updates you want to install automatically.
Unattended upgrades:
If you want more control over automatic updates, you can use the unattended-upgrades package. This package allows you to configure which packages to update automatically and when to install the updates. To install the package, run the following command:
sudo apt-get install unattended-upgrades
After installing the package, you can edit the configuration file located at /etc/apt/apt.conf.d/50unattended-upgrades to specify which packages to update automatically.
In conclusion, managing updates on Ubuntu 20.04 LTS is a simple process that can help keep your system secure and up-to-date. By following these steps, you can ensure that your system is always running the latest software and security patches.
