To change display settings:

• Close all open programs, with the exception of Windows.
• Right-click on an empty spot on the Windows desktop.
• Select Properties from the menu that is displayed. The Display Properties panel appears.
• Select the Settings tab.

• Make the adjustments you need. Please make a note of the original settings before you make any changes. This helps you to restore the original settings, should something go wrong. When modifying display settings, change only the resolution OR colour settings. Click on Apply before you modify the other parameter.
• When finished, click on OK to close the Display Properties window.

Resolution Help from Packard Bell