Install Firefox 26 on Fedora 20/19, CentOS/Red Hat (RHEL) 6.5

Mozilla Firefox 26 is released and this is guide, howto install Firefox 26 on Fedora 20/19/18/17/16, CentOS 6.5/6.4/6.3/6.2/6.1/6 and Red Hat (RHEL) 6.5/6.4/6.3/6.2/6.1/6 using YUM. Firefox 17 ESR (Extended Support Release) is currently available on CentOS 6.5/5.10 and Red Hat (RHEL) 6.5/5.10 own repos, so with this guide you can also install Firefox 17 ESR on CentOS 5.10 and Red Hat (RHEL) 5.10.

What’s new in Firefox 26

  • All Java plug-ins are defaulted to ‘click to play’
  • Password manager now supports script-generated password fields
  • Support for H.264 on Linux if the appropriate gstreamer plug-ins are installed
  • Support for the CSS image orientation property
  • There is no longer a prompt when websites use appcache
  • Various security fixes

What’s new in Firefox 17 (ESR)

  • First revision of the Social API and support for Facebook Messenger
  • Updated Awesome Bar experience with larger icons
  • JavaScript Maps and Sets are now iterable
  • Improvements that make the Web Console, Debugger and Developer Toolbar faster and easier to use
  • New Markup panel in the Page Inspector allows easy editing of the DOM
  • Sandbox attribute for iframes implemented, enabling increased security
  • Over twenty performance improvements, including fixes around the New Tab page
  • Security fixes

Read full details from Firefox 26 release notes and Firefox 17 release notes.

Install Mozilla Firefox 26/17 on Fedora 20/19/18/17/16, CentOS 6.5/6.4/6.3/6.2/6.1/6/5.10 and Red Hat (RHEL) 6.5/6.4/6.3/6.2/6.1/6/5.10

1. Backup your current Firefox 3/4/5/6/7/8/9/10/11/12/13/14/15/16/17/18/19/20/21/22/23/24/25 profiles (just in case)


tar -cvzf $HOME/mozilla-firefox-profiles-backup.tar.gz $HOME/.mozilla/firefox/

2. Change root user


su -
## OR ##
sudo -i

3. Install Remi repository

Note: Currently not needed on Fedora 20/19/18, CentOS 5.10 and Red Hat (RHEL) 5.10.

Fedora 17/16


## Fedora 17 ##
rpm -Uvh http://rpms.famillecollet.com/remi-release-17.rpm

## Fedora 16 ##
rpm -Uvh http://rpms.famillecollet.com/remi-release-16.rpm

CentOS 6 / Red Hat (RHEL) 6


## Remi Dependency on CentOS 6 and Red Hat (RHEL) 6 ##
rpm -Uvh http://download.fedoraproject.org/pub/epel/6/i386/epel-release-6-8.noarch.rpm
 
## CentOS 6 and Red Hat (RHEL) 6 ##
rpm -Uvh http://rpms.famillecollet.com/enterprise/remi-release-6.rpm

4. Check Available Firefox versions

Fedora 20/19/18


yum list firefox

Fedora 17/16, CentOS 6.5 and Red Hat (RHEL) 6.5


yum --enablerepo=remi list firefox

CentOS 5.10 and Red Hat (RHEL) 5.10


yum list firefox

Note: Firefox 17 ESR available.

5. Update or Install Mozilla Firefox 26/17

Fedora 20/19/18


yum update firefox
## OR ##
yum install firefox

Fedora 17/16, CentOS 6.5 and Red Hat (RHEL) 6.5


yum --enablerepo=remi update firefox
## OR ##
yum --enablerepo=remi install firefox

CentOS 5.10 and Red Hat (RHEL) 5.10


yum update firefox
## OR ##
yum install firefox

Note: Firefox 17 ESR available.

6. Start Firefox 26/17

Then start Firefox with using command:


firefox

Or use Firefox (26/17) launcher.

Firefox 21/20/17 Screenshots

Firefox 21 running on CentOS 6.4

Firefox 20 running on Fedora 18

Firefox 17 running on CentOS 5.9

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