Ok, I know nowadays people are begin to switch from Backtrack to Kali Linux , here I just wanna share a new tricks before you start using it. After that, you might wanna run an update and upgrade . Let's start with open up a new Terminal , go to " /etc/apt/sources.list" you can use any text editor you like gedit, nano, vi or vim. I'm using nano my personal favorite. Edit the source.list file before running update and upgrade Here are the list of that you need to add to : deb http://http.kali.org/ /kali main contrib non-free deb http://http.kali.org/ /wheezy main contrib non-free deb http://http.kali.org/kali kali-dev main contrib non-free deb http://http.kali.org/kali kali-dev main/debian-installer deb-src http://http.kali.org/kali kali-dev main contrib non-free deb http://http.kali.org/kali kali main contrib non-free deb http://http.kali.org/kali kali main/debian-installer deb-src http://http.kali.org/kali kali main contrib non-free
==Rip all of them! It serve you well==