Updating ubuntu 9 10 to 10 04
This will install all the required multimedia codecs automatically, along with the OS itself. That may be, but it is not the default behaviour in Unity — which can be off-putting to new users. Run the following command (or install/use Unity Tweak Tool Ubuntu positions its app launcher on the left-hand side of the desktop by default.
If you forgot to do that (or upgrade from an earlier release) you can install the multimedia codecs manually via the Software app: Click on an app launcher icon to open an app. Ubuntu 16.04 finally lets you choose where the Unity launcher is positioned.
For example, if you’re doing a fresh install then the Unity Dash no longer includes online search features by default.
You will need to explicitly opt Now that you’re up to speed on what’s new, next step is to check for updates.Lastly, before you begin to upgrade Ubuntu to 18.04 LTS you may also want to remove all no longer required packages using: Ubuntu have developed their own automatic way of upgrading between releases.It essentially scripts the traditional Debian approach.This way, you can set it up to upgrade and walk away. Upgrades from 17.10 will not be enabled until a few days after 18.04's release.
Upgrades from 16.04 LTS will not be enabled until a few days after the 18.04.1 release expected in late July.
As already mentioned above, upgrades from 17.10 will not be enabled until a few days after 18.04's release and upgrades from 16.04 LTS will not be enabled until a few days after the 18.04.1 release which is expected in late July 2018.