This is an alpha release. Do not install it on production machines. The final stable version will be released on October 29th, 2009.
If you want to know ubuntu 9.10 features list check here
Download Ubuntu karmic alpha 6 from here
Once you downloaded .iso file create a cd and you need to boot your pc from this CD
First you need to select your language and next screen you need to select “Install ubuntu” option and press enter
Ubuntu karmic installation loading in progress
Ubuntu karmic alpha note click forward
Select your language for ubuntu installation click on forward
Select your region and zone.In this example i am using United kingdom region,United kingdom time and click on forward.
Select your keyboad layout in this example i am using united kingdom and click on forward
Now you can See the following screen with the disks available in your machine here you need to create partitions in this example you can see the 8GB of space for this installation here i am going to create a single partition,if you want to create manually use the other option you need to click on forward.
Note:- this is only example partition.In your installation you have to choose specify partitions manually and swap partition should assigned
Next you need to create User name, password and computer name you can also choose if you want to login automatically or not
Summary of your selection for installation click on install to start the installation.
From here you can see installation changes each installation stage you can see information about ubuntu,firefox,F-spot,email,contacts,openoffice details
Installation Completed Succesfully and you need to restart the system by clicking “Restart Now”
Once you restart you can see similar to the login screen