
Firefox ESR (Extended Support Release) is a version of the Firefox web browser that is designed for use by organizations and is supported with security updates for a longer period of time than the regular version of Firefox.
ESR versions are released every year and receive security updates for approximately one year. These updates include important security fixes, as well as stability and performance improvements. Firefox ESR is intended for use in environments where it is not practical to upgrade to a new version of the browser every six weeks, such as in schools, universities, and businesses. The ESR version of Firefox is available for Windows, Mac, and Linux.
Method 1: Install Firefox-ESR using PPA
Open your terminal and use the given command to add PPA for Firefox-ESR:
Command: sudo add-apt-repository ppa:mozillateam/ppa
Once done, you will have to update the repository index in Ubuntu to take effect from the changes:
Command: apt update
And now, you can install Firefox-ESR by using the following command:
Command: apt install firefox-esr
To check the installed version of Firefox-ESR, the command is:
Command: firefox-esr -v
Or you can check the version in Settings-> About Mozilla Firefox as shown below:
In case, if you want to remove the Firefox-ESR, then the command is:
Command: apt remove firefox-esr
Method 2: Install Firefox-ESR using Snap
Snaps comes pre-configured on Ubuntu and you can easily install Firefox-ESR by using Snap installer.
Command: snap install firefox –channel=esr/stable
To remove Firefox-ESR (snap package), use the snap remove command:
You may also like:Command: snap remove firefox
- Top 26 Essential Windows Commands for Network Enumeration
- Top 7 Nmap Commands for Effective Network Scanning
- Tool Categories in Kali Linux – A Brief Overview
- 100+ Important Linux Terms and Technologies
- How to Use Kali Linux for OSINT Automation
- How to Perform Network Security Audits Using Kali Linux
- How to Harden Kali Linux for Maximum Security
- How to Use Kali Linux for Cloud Security Testing
- How to Fix Common Kali Linux Installation Errors
- How to Use Python for Ethical Hacking in Kali Linux