Browsing Thai translation

22.

Some hardware does not have free drivers, usually because the hardware manufacturer has not released details of their hardware which would make it possible to create such a driver for a Linux system. If such a manufacturer has not created Linux drivers, the hardware may have limited functionality or may not work at all.

23.

If an appropriate <emphasis>proprietary driver</emphasis> is available for a certain device, it can be installed in order to allow that device to function properly or to add new features. For example, installing proprietary drivers for certain graphics cards allows for the use of advanced visual effects.

24.

Some computers may not have any devices that can use proprietary drivers, either because all of the devices are fully supported by free drivers or because proprietary drivers are not yet available.

25.

Proprietary drivers are usually maintained by the hardware manufacturer, and so cannot be modified by developers if there is a problem.

26.

Managing proprietary drivers

27.

<phrase>Kubuntu</phrase> ships with an application developed by Ubuntu developers that maintains proprietary drivers. This application is known as <application>Jockey</application> and in <phrase>Kubuntu</phrase> is named <application>jockey-kde</application>&gt;. It can be opened by going to <menuchoice><guimenu>Kickoff Application Launcher</guimenu><guisubmenu>Applications</guisubmenu><guisubmenu>System</guisubmenu><guimenuitem>Hardware Deivers</guimenuitem></menuchoice>.

28.

To use a proprietary driver for a device:

29.

Open <application>Jockey</application> by going to <menuchoice><guimenu>Kickoff Application Launcher</guimenu><guisubmenu>Applications</guisubmenu><guisubmenu>System</guisubmenu><guimenuitem>Hardware Deivers</guimenuitem></menuchoice>.

30.

Find the driver to be enabled and verify the description.

31.

<mousebutton>Press</mousebutton><guibutton>Activate</guibutton> to enable the driver. A password may be required.