1.) Press the Start button and a pop-up list should appear.
2.) Select Settings, then another menu will appear.
3.) Select Control Panel.
4.) This will produce a new screen with rows of icons. Look for the icon called Display.
5.) Double click Display and it will bring you to a new window called Display Properties.
6.) Find the tab that is labeled Settings and click on it.
7.) You should now be in the setting tab, which you should see a section called screen area.
8.) The screen area will tell you your settings, which is (number) x (number) pixels.
9.) You can change these by simply moving the little arrow to the left or right.
10.) And then you're ready to go. :o)