how to install firefox 4 beta in ubuntu 10.04

This post will explain you – about installing Firefox 4 beta 3 on ubuntu 10.04(Lucid Lynx) by using Synaptic Package Manager and command line.For Linux based platform firefox has released Mindfield Web Browser,as experimental version of firefox 4 beta 3.I think it’s pretty fast than it’s older version due to the hybrid javascript engine – JagerMonkey.

Install Firefox 4 by using Synaptic Package Manager(SPM)

#1. Open SPM and Click on Settings -> Repositories ->Other Software.
#2. Then,click on +Add(Left,bottom) and enter the following address in APT Line (followed by single Add Source)
ppa:ubuntu-mozilla-daily/ppa
#3. Next,close the software sources window and Update the package information by clicking on Reload button(In SPM).

#4. Now,Search for ‘firefox 4’ and mark the package for installation which says – ‘firefox 4.0’.(If it asks for other dependencies then click ok)

#5. Then,click on ‘Apply’ to install firefox 4 beta.Within few minutes the installation will complete.Then go to Applications->Internet->Minefield 4.0 Web Browser(Why Minefield ?? Yeah!! This the code name for experimental version of Mozilla ..for Linux platform).

#6. That’s All…

Installing firefox 4 beta 3 from Command Line

Open Terminal(CTRL+ALT+T) and enter the commands given below

sudo add-apt-repository ppa:ubuntu-mozilla-daily/ppa

sudo apt-get update

sudo apt-get install firefox-4.0

I hope You enjoyed reading the article..Happy Browsing!!