how to turn off un-needed feature in windows vista?

how to turn off un-needed feature in windows vista?

There are many new features in Windows Vista that are installed by
default that you may not need. These extra and un-needed features
can slow down your computer and take up more storage space. Windows
Features can be un-installed using the Windows Featuresutility.
Follow these steps to uninstall applications such as theWindows Fax
and Scan and many more.
To Turn-Off Some Un-Needed Features:-
.....
1. Click on the Start Button.
2. Select Control Panel.
3. Under Programs click Uninstall a program.
4. On the left side menu, click on Turn Windows features on or
off.
5. Scroll through the list as shown below and uncheck from any
feature you do not want installed.
6. Click OK when you are finished making your changes. The
features will now be uninstalled.
.