The latest version Firefox 6 is now available for Windows, Mac, Linux distro and Android that can be downloaded from here. And if you want to go ahead and install the latest beta version ie Firefox 7 with few new features then download it from this link. To install Firefox 6, 7 on Ubuntu 10.10 (Maverick Meerkat), 10.04 (Lucid Lynx), Ubuntu 11.04 (Natty Narwhal) or 1.10 (Oneiric Ocelot) follow the steps below to execute the commands via Terminal window.
Install Firefox 6, 7 via Terminal :
Go to Applications -> Terminal and enter the following commands: 1. sudo apt-add-repository ppa:mozillateam/firefox-stable 2. sudo apt-get update 3. sudo apt-get install firefox
To upgrade from Firefox 5 just execute,
1. sudo apt-get upgrade