Visit the support website of the manufacturer of your video card,
search for Windows XP drivers, download and install them.
If you have a notebook PC, then visit the notebook manufacturer's
support website and download the Windows XP video adapter drivers.
Afterward, right-click on your Desktop and select:
Properties > Setting and adjust your Screen Resolution
settings, then select "Highest (32 bit) Color Quality setting,
and click "apply".
--
Carey Frisch
Microsoft MVP
Windows XP - Shell/User