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Firefox 31 has been released for Systems and Android on July 22, 2014 with various bug fixes and updates. Below is the list of few changes which is made in Firefox 31. Read more details about this release of Firefox.

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What’s New in Firefox 31

  • Add the search field to the new tab page.
  • Support of Prefer:Safe http header for parental control .
  • Block malware from downloaded files.
  • Partial implementation of the OpenType MATH table.
  • audio/video .ogg and .pdf files handled by Firefox if no application specified (Windows only).
  • Upper Sorbian [hsb] locale added.
  • Removal of the CAPS infrastructure for specifying site-specific permissions (via capability.policy.* preferences).
  • and various bug fixes…

This article will help you to install Firefox 31 on CentOS, RHEL, Ubuntu, LinuxMint systems. This article will use Firefox 31 source code available for Linux systems, which doesn’t required any compilation etc. We need to just extract the archived file and start using it.

Step 1: Download Firefox 31 Archive

Download the Firefox 31 source code as per your system platform using one of following set of commands.

For 32-Bit Systems

# cd /usr/local
# wget http://ftp.mozilla.org/pub/mozilla.org/firefox/releases/31.0/linux-i686/en-US/firefox-31.0.tar.bz2

For 64-Bit Systems

# cd /usr/local
# wget http://ftp.mozilla.org/pub/mozilla.org/firefox/releases/31.0/linux-x86_64/en-US/firefox-31.0.tar.bz2

Step 2: Extract Archive

Extract the downloaded archive file on your system using following command.

# tar xvjf firefox-31.0.tar.bz2

Step 3: Configure Firefox

To install firefox we don’t need to make any installation, We just need to create a softlink of firefox binary file to systems bin directory to make it accessible from anywhere in system.

# ln -s /usr/local/firefox/firefox /usr/bin/firefox

Now start firefox using command line

 # firefox

firefox-31