Install Ubuntu 11.10

If we wish to upgrade to Ubuntu 11.10; we have 2 options:
Upgrade without live CD:
sudo apt-get update 
sudo apt-get upgrade
When you have installed all the upgrades avaible push Alt+F2 and type:
update-manager-d
You'll see this window

Upgrade with the live CD:

You can also install it normally, or removing everything

Select your language, connect to your network, and select the two options below:

Then you'll see:

The recommended option is install Ubuntu with the other O.S. if you want to keep it, if not.... erase everything and install Ubuntu. Then you'll have to wait... 10, 20 or 30 minuts until it finishes