Install Firefox 52 On Ubuntu 16.04 / 14.04 LTS / LinuxMint / CentOS

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In this Tutorial I will show you how to install Firefox 52.0 ESR 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 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 52.0 ESR on March 7th 2017

Changelog in Firefox 52.0 ESR

  • Added support for WebAssembly, an emerging standard that brings near-native performance to Web-based games, apps, and software libraries without the use of plugins.
  • Enhanced Sync to allow users to send and open tabs from one device to another.
  • Enabled multi-process Firefox for Windows users with touch screens
  • Added user warnings for non-secure HTTP pages with logins. Firefox now displays a “This connection is not secure” message when users click into the username and password fields on pages that don’t use HTTPS.
  • Implemented the Strict Secure Cookies specification which forbids insecure HTTP sites from setting cookies with the "secure" attribute. In some cases, this will prevent an insecure site from setting a cookie with the same name as an existing "secure" cookie from the same base domain.
  • Improved text input for third-party keyboard layouts on Windows. This will address some keyboard layouts that
  • have chained dead keys
  • input two or more characters with a non-printable key or a dead key sequence
  • input a character even when a dead key sequence failed to compose a character
  • Removed support for Netscape Plugin API (NPAPI) plugins other than Flash. Silverlight, Java, Acrobat and the like are no longer supported.
  • Improved experience for downloads:
  • Notification in the toolbar when a download fails
  • Quick access to five most recent downloads rather than three
  • Larger buttons for canceling and restarting downloads
  • Removed Battery Status API to reduce fingerprinting of users by trackers
  • Improved security for screen sharing, which now shows a preview and no longer requires a whitelisted domain
  • Enabled CSS Grid Layout, opening up a world of new possibilities for graphic design
  • Redesigned Responsive Design Mode to include device selection, network throttling, and more

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 52 from their FTP using wget

For 32 bit systems

For 64 bit systems
Step 2: Extract the tar package
tar -xjf firefox-52.0.tar.bz2
Step 3: Move the Firefox folder to opt
Remove the Older version of firefox if it's there
sudo rm -rf /opt/firefox51
sudo mv firefox /opt/firefox51
Step 4: Create Symbolic link for New Firefox as default
sudo mv /usr/bin/firefox /usr/bin/firefoxold
sudo ln -s /opt/firefox52/firefox /usr/bin/firefox

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