How to upgrade firefox on centos6/Rhel/Fedora

Download repo:

#wget  http://download.fedoraproject.org/pub/epel/6/i386/epel-release-6-8.noarch.rpm

#rpm -Uvh epel-release-6-8.noarch.rpm 

#wget http://rpms.famillecollet.com/enterprise/remi-release-6.rpm
 

#rpm -Uvh remi-release-6.rpm 

#yum --enablerepo=remi list firefox
 

#yum --enablerepo=remi install firefox
 

#firefox
 

#cd /usr/local
 

Download firefox 36: 

#wget http://ftp.mozilla.org/pub/mozilla.org/firefox/releases/36.0.1/linux-x86_64/en-US/firefox-36.0.1.tar.bz2
 

#tar xvjf firefox-36.0.1.tar.bz2
 

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

#firefox &