I already posted to this question in stack exchange but this is suitable to Ubuntu . That's why I asking here again. I don't know this is a right question . But I want to know whether can I make a bootable Ubuntu for my friend from my already installed Ubuntu desktop ? I.e. I want to make a bootable copy of Ubuntu for installing to my friend PC . But I have a desktop which already contain Ubuntu OS . Any possible way to make a bootable Ubuntu from my already installed Ubuntu Desktop ? Any software or tool can I use ?
There is a simple way to do this within Ubuntu. Here is a guide on the official site.
The following article answers your requirements precisely
To work your friend's PC has to have similar enough hardware that the drivers are going to work...