How to Install Ubuntu 12.10 :-
Get an Ubuntu 12.10 installation DVD or CD from www.ubuntu.com
official website. You will get 32 bit (recommended) or 64 bit version.
Insert the Ubuntu 12.10 DVD into your system DVD drive
your system BIOS (boot order) is set to boot from CD/DVD. Before a hard drive
Restart your compter. If you do not see the ubuntu logo.
Choose the Try ubuntu option in order to cheek that your system keyboard,...