How to upgrade Ubuntu

[leonel]

Sameera Shaakunthala wrote:
> Please tell me how can I install a newer version of Ubuntu without 
> re-formatting my hard disks.
>
> For example, I need to install the new version (8.xx) of Ubuntu 
> replacing the existing version (7.10), without having to lose my 
> files, settings and installed packages.
>
> Please help.
>
> Thank you.
>
> -- 
> ..:Sameera Shaakunthala:.. 


remember  Hardy is beta  14 days to release

take a look at this :
https://help.ubuntu.com/community/HardyUpgrades

Leonel