How to upgrade Ubuntu

[DigitalPig]

"Arvind K" <arvindkhadri at gmail.com> writes:

> Hi,you can do that very easily when Hardy gets released..
> The command is
> $sudo apt-get dist-upgrade
Besides this, another way is to use update-manager -d to upgrade dist,
which is the official way by Ubuntu forum.

I had seen some reports that they got stuck in booting new dist after
issuing apt-get dist-upgrade. Maybe the incompatibility between apt and
Ubuntu? No idea in fact.
>
>>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.
>

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