Howto Setup FireFox4 beta 8 on Linux Fedora Core 14

1) Backup your current Firefox 3 profiles
tar -cvzf $HOME/mozilla-firefox-profiles-backup.tar.gz $HOME/.mozilla/firefox/

2) Change to root user for below actions:

3) Add repositories for downloading FireFox4 for FC14:
yum --nogpgcheck install http://rpm.livna.org/livna-release.rpm http://download1.rpmfusion.org/free/fedora/rpmfusion-free-release-stable.noarch.rpm http://download1.rpmfusion.org/nonfree/fedora/rpmfusion-nonfree-release-stable.noarch.rpm

## Remi Dependency on Fedora 14 ##
# These below repos didn't work out for me got error message saying system-release >=15 required for
# rpm -Uvh http://download1.rpmfusion.org/free/fedora/rpmfusion-free-release-rawhide.noarch.rpm
#rpm -Uvh http://download1.rpmfusion.org/nonfree/fedora/rpmfusion-nonfree-release-rawhide.noarch.rpm

## Fedora 14 ##
rpm -Uvh http://rpms.famillecollet.com/remi-release-14.rpm

Install Firefox4:
yum --enablerepo=remi list firefox4
yum --enablerepo=remi install firefox4

Create different Profile for Firefox4:
firefox --ProfileManager (Create 2 profiles "Default User" and "FF4")

Start Firefox with FF4 profile using command:
firefox4 -P FF4

Or start Firefox 3.6.x with command:
firefox -P 'Default User'

Reference:
http://www.if-not-true-then-false.com/2010/install-firefox-4-on-fedora/
http://www.fedorafaq.org/#installsoftware

Note: Found what I needed was the above steps. Got most of them from these above 2 sources. Either of them singly didn't work out for me so clubbing together the total install steps into this post