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Ubuntu: Audio Video Driver Settings

Audio:
The ALSA sound driver is provided by default.
System->Preferences->Sound

Screenshot-sound_preferences

Video:
If you have a graphics card installed on your system, you may need to install the latest video drivers for it. Ubuntu provides the basic drivers for you. Specifically, if you have an HDTV hooked to your PC as a monitor then the screen just after installation may be misaligned.

System->Administration->Synaptic Package Manager
Search for the latest drivers. e.g. nvidia

Screenshot1

The Synaptic package manager is a one-stop-shop for Linux softwares. Its similar to Add/Remove Programs in Windows but along with a search tool and a listing of a huge repository of Linux softwares. Installing Linux softwares is so easy and fast; no repetitive "Next" button clicks needed.

Enable the nVidia driver.
System->Administration->Hardware Drivers

Screenshot-hardware_drivers

Adjust the screen resolution.
System->Preferences->Screen Resolution

Screenshot-monitor_resolution_
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