![]() How to use bash array in a shell script.AMD Radeon Ubuntu 20.04 Driver Installation.How to install missing ifconfig command on Debian Linux.Ubuntu 20.04 Remote Desktop Access from Windows 10.How to find my IP address on Ubuntu 20.04 Focal Fossa Linux.How to install the NVIDIA drivers on Ubuntu 20.04 Focal Fossa Linux.$ sudo mv /usr/lib/firefox/firefox_backup /usr/lib/firefox/firefox To uninstall Firefox, simply remove the previously created /opt/firefox directory and switch back to the default Ubuntu Firefox version installed from the Ubuntu repository: To update the Firefox simply re-download the latest Firefox installation package and extract the package content: $ sudo ln -s /opt/firefox/firefox /usr/lib/firefox/firefox Lastly, create an /usr/lib/firefox/firefox executable by creating a new symbolic link from the /opt/firefox directory: $ sudo mv /usr/lib/firefox/firefox /usr/lib/firefox/firefox_backup Make a backup of the original Firefox binary executable in case we need to switch back to the default Ubuntu Firefox version: Next, extract the Firefox package to /opt/ directory: Let’s start by downloading the Firefox installation package: Using direct download from the official website we are able to install the most recent Firefox version. Install and Update Firefox with Direct download Install Firefox To uninstall Firefox execute the following linux command: If all went well we are now ready to install Firefox: $ sudo apt-add-repository "deb bionic main" $ sudo apt-key adv -keyserver -recv-keys A6DCF7707EBC211F To install the latest Firefox version from the Mozilla developer PPA repository first add Mozilla signing key: The following section will explain on how to install and update Firefox using Mozilla developer PPA repository. Install and Update Firefox from Mozilla PPA repository The following linux command will uninstall Firefox from your system: To uninstall Firefox we can once again use apt. However, the recommended approach is to update the entire Ubuntu system rather than a single package. If the Firefox is not installed yet it will be installed: The following linux command will update the already installed Firefox using the default Ubuntu repository. If this is not the case you can install it be executing the following linux command: The Firefox web browser is most likely installed on your Ubuntu 18.04 system. Install and Update Firefox from Ubuntu repository Install Firefox Now we are ready to install or update Firefox by selecting one of the sections below. In this article we will discuss how to install, uninstall and update Firefox on Ubuntu 18.04 from all the above installation sources.īefore you move on open up terminal and update the apt index as well as optionally check your current Firefox version: Direct download – User can download and install the latest Firefox version from the official website.Mozilla PPA repository – Adding Mozilla developer PPA repository often allows user to install more up to date Firefox version in comparison to the default Ubuntu repository at the cost of lower stability.Standard Ubuntu repository will yield most stable Firefox version but may not be aligned with the latest Firefox version available. Standard Ubuntu repository – this is default and already configured on your system.There are three possible sources for Firefox installation: ![]() This means that most likely it is already installed on your system. $ – requires given linux commands to be executed as a regular non-privileged userĪs already mentioned, Firefox is a default Internet browser on Ubuntu 18.04 Bionic Beaver system.# – requires given linux commands to be executed with root privileges either directly as a root user or by use of sudo command.Privileged access to your Ubuntu System as root or via sudo command is required. Operating System: – Ubuntu 18.04 Bionic Beaver Linux.Mozilla Firefox is a default Internet browser on Ubuntu 18.04 so this article only shortly mentions installation and focuses also on uninstall and update processes.
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