The Windows XP System Properties logo is often changed by the vendors to brand your computer with their own logo and support contact information in order to advertise their services.If you have bought your PC from a vendor, most likely you will see their logo and support information when you open the System Properties.
Now, with a few simple steps, you can easily brand your computer with your own logo and contact information.
To open system properties dialog
Step 1: Click the Start button
Step 2: Right-click "My Computer"