Hello Linux Geeksters. As you may know, Firefox 28 stable has been recently released, coming with with media enhancements, a new feature that enables the users to adjust the volume control of the audio and video content in HTML5 and support for decoding of VP9 video compression, among others.
In this article I will show you how to install Firefox 28 on Ubuntu 14.04 Trusty Tahr, Ubuntu 13.10 Saucy Salamander, Ubuntu 12.10 Quantal Quetzal, Ubuntu 12.04 Precise Pangolin, Linux Mint 16 Petra, Linux Mint 14 Nadia, Linux Mint 13 Maya and Elementary OS 0.2 Luna.
Because it has been added to the default repositories of all the supported Ubuntu systems (and derivatives), installing Firefox 28 is easy. All you have to do is update the local repository index and install the firefox package. Like this:
$ sudo apt-get update
$ sudo apt-get install firefox
For instructions on how to install Firefox 28 on the most popular Linux systems, see this article.