Install Firefox 56 On Ubuntu 17.04 / 16.04 LTS / LinuxMint / CentOS

In this Tutorial I will show you how to install Firefox 56.0 on Ubuntu 17.04 / 16.04 LTS /12.04 LTS,LinuxMint 17,Fedora 26 and CentOS 6.X / 7.x.

Firefox most commonly used browsers by everyone and one of the standard browsers too.

It is an opensource browser and it is developed by Mozilla Corporation and Mozilla Foundation and available for Multiple Operating systems (ie) Windows, Linux, Mac OSX. and it comes with its private mode and powerful plugins

Firefox Released its new stable Version 56.0 on September 28,2017

What's New in Firefox 56.0?

New:

• Launched Firefox Screenshots, a feature that lets users take, save, and share screenshots without leaving the browser
• Added support for address form autofill (en-US only)
• Updated Preferences:
• Added search tool so users can find a specific setting quickly
• Reorganized preferences so users can more easily scan settings
• Rewrote descriptions so users can better understand choices and how they affect browsing
• Revised data collection choices so they align with updated Privacy Notice and data collection strategy
• Media opened in a background tab will not play until the tab is selected
• Improved Send Tabs feature of Sync for iOS and Android, and Send Tabs can be discovered even by users without a Firefox Account

Changes:

• Replaced character encoding converters with a new Encoding Standard-compliant implementation written in Rust
• Added hardware acceleration for AES-GCM
• Updated the Safe Browsing protocol to version 4
• Reduced update download file size by approximately 20 percent
• Improved security for verifying update downloads

Developer:

• Added Layout Panel to CSS Grid DevTools
• Users running Firefox for Windows over a Remote Desktop Connection (RDP) may find that audio playback is disabled due to increased security restrictions. Learn how to mitigate this issue until it is corrected in an upcoming release

So how to install it?

Method 1 (For Debian based systems) Via PPA

Best and easy way is to upgrade firefox by updating the Repository, it will automatically upgrade to new version if the PPA is updated

sudo apt-get update

sudo apt-get upgrade

Method 2: Via tar file -- applicable for all distributions

Step 1: Download The Latest Version of Firefox 55 from their FTP using wget

For 32 bit systems

wget https://ftp.mozilla.org/pub/firefox/releases/56.0/linux-i686/en-US/firefox-56.0.tar.bz2

For 64 bit systems

wget https://ftp.mozilla.org/pub/firefox/releases/56.0/linux-x86_64/en-US/firefox-56.0.tar.bz2

Step 2: Extract the tar package

tar -xjf firefox-56.0.tar.bz2

Step 3: Move the Firefox folder to opt

Remove the Older version of Firefox if it's there

sudo rm -rf /opt/firefox55 

sudo mv firefox /opt/firefox56

Step 4: Create Symbolic link for New Firefox as default

sudo mv /usr/bin/firefox /usr/bin/firefoxold

sudo ln -s /opt/firefox56/firefox-bin /usr/bin/firefox