Your computer's graphic card, also known as a video card, works in conjunction with the Windows operating system to display text and graphical elements on your computer's monitor. Like other components, you are able to change the graphic card's settings including the contrast, brightness, color setting, additional monitor setup, screen resolution as well as the graphic card's device driver. The new settings are active immediately and may or may not require a restart of your computer.
Changing Graphic Card Settings
Click "Start," "Control Panel" and "Appearance and Personalization.
Click "Personalization" then "Display" if using Windows 7 or "Display Settings" if using Windows Vista.
Click the "Adjust resolution" link to change your monitor/graphic card's display type, resolution or orientation. Click "Apply" then "OK" to accept the changes.
Click the "Adjust brightness" link to change your monitor's overall brightness by moving the meter next to the heading "Screen brightness." The brightness change take place immediately.
Click the "Calibrate color" link to open a "wizard" that will guide you through calibrating your graphic card/monitor's color. Click "Next" to begin the wizard. Follow the on-screen prompts to complete the wizard then click "Finish" when prompted.
Click the "X" in the upper right-hand corner of the "Display" or "Display Settings" dialog box when you are finish changing your graphic card's settings.
Updating/Changing Graphic Card Driver –- Windows Update
Click "Start," "All Programs" and "Windows Update."
Click "Check for updates" in the left pane of the open dialog box. Click the "View available updates" link to see if a new driver is available for your computer's graphic card.
Click the graphic card driver's name if a new driver is available. Click "Install" and follow the on-screen prompts to complete the installation process. If prompted for an administrator password or confirmation, enter your system's password or click "Yes" to confirm the installation.
You can also check to see if a new graphic card driver is available manually by clicking “Start,” “Control Panel” and entering “Device Manager” in the “Search Control Panel” box. Click “Update device drivers” under the “Device Manager” heading. Click the “Display adapters” link then right click the name of your graphic card under the “Display adapters” heading. Click “Update Driver Software” then click “Search automatically for updated driver software.” Click “Close” when prompted.