Improve screen clarity and readability by changing the screen resolution on your Windows XP machine
To get the most out of your computers monitor or screen you should aim to run at its native or optimal resolution. Most systems will already be configured to use the best screen resolution. However, if you wish to check or change this setting you can do so at any time by following the steps below.
Firstly, right click on the desktop and choose “Properties”:-

The Display Properties window will then appear, make sure the “Settings” tab is selected:-

Use the slider control to change the screen resolution. When you have decided on a resolution click on “Apply”. Your screen should change and you should see the window shown below:-

If you are happy with your new screen resolution, click on “Yes”. If your screen goes black or distorted, your monitor probably cannot cope with the new resolution. Wait for 15 seconds and Windows will revert back to the old screen resolution.
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