Have you just installed Ubuntu 14.04? Well, it's not quite finished yet... There might still be a few settings to adjust. Here's my selection of 10 things to do immediately after installing Ubuntu 14.04.
Commands used:
System updates (step 4):
sudo apt-get update && sudo apt-get upgrade
Installation of additional (non-open source) codecs (step 5):
sudo apt-get install ubuntu-restricted-extras