How to install firefox 4 in Ubuntu using PPA

How to install firefox 4 in Ubuntu using PPA ?

This tutorial is going to explain how to install firefox 4 in ubuntu using PPA

1. Install firefox 4 using GUI

Go to Applications > Ubuntu Software Center from the top panel go to Edit > Software Sources and click the ‘Other Software’ tab.Press ‘Add’ button and then paste the following line

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ppa:mozillateam/firefox-stable

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After adding the PPA you will be prompted to update your sources.

Once the update is done you can head to System > Administration > Update Manager to perform an upgrade.

2. Install firefox 4 using Terminal

Go to Applications > Terminal in the terminal just enter the following commands

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sudo add-apt-repository ppa:mozillateam/firefox-stable
sudo apt-get update
sudo apt-get upgrade

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