Install Firefox 51 On Ubuntu 16.04 / 14.04 LTS / LinuxMint / CentOS

In this Tutorial I will show you how to install Firefox 51 on Ubuntu 16.04 LTS /14.04 LTS, LinuxMint 18 / 17 , Fedora 25 , CentOS 6.X / 7.x 

Firefox a 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 51.0 on January 23th 2017

Changelog in Firefox 51.0

New:-

• Added support for FLAC (Free Lossless Audio Codec) playback
• A warning is displayed when a login page does not have a secure connection
• Added support for WebGL 2
• Added Georgian (ka) and Kabyle (kab) locales
• Support saving passwords for forms without 'submit' events

Improved video performance for users without GPU acceleration:

• Less CPU Usage
• Better full screen experience
• Visual indicator is shown in the URL bar if the zoom level is not at default level
• Users can now view passwords before saving them
• Remove Belarusian (be) locale

Changes:

• Use 2D graphics library (Skia) for content rendering

Installation Steps

Method 1 (For Debian based systems) Via PPA

Best and easy way is to upgrade firefox by updating the Repository, it will automatically upgraded 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 51 from their FTP using wget

For 32 bit systems

wget https://ftp.mozilla.org/pub/firefox/releases/51.0/linux-i686/en-US/firefox-51.0.tar.bz2

For 64 bit systems

wget https://ftp.mozilla.org/pub/firefox/releases/51.0/linux-x86_64/en-US/firefox-51.0.tar.bz2

Step 2: Extract the tar package

tar -xjf firefox-51.0.tar.bz2

Step 3: Move the Firefox folder to opt

Remove the Older version of firefox if it's there

sudo rm -rf /opt/firefox50

sudo mv firefox /opt/firefox51

Step 4: Create Symbolic link for New Firefox  and set as default

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

sudo ln -s /opt/firefox51/firefox /usr/bin/firefox