Check the monitor connector, if it didn't work try replacing a video card with any other compatible one, just to check it. Also if you have access to another monitor try replacing the monitor.
Word perfect usually does not cause such problems.
The source of the problem is the VIDEO CARD
Monitor, or your main display screen
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One example is the monitor (screen) of a computer that displays text and graphics.
An example of a display device would be: A computer screen, this displays what is happening on the computer system, so that the user can make any changes or modifications.
The screen on a computer is part of a monitor. It is referred as the monitor "panel" or as the "display surface" The latter is the surface of the large end of a cathode ray tube, where images are created.
You can't simply activate touch screen just because your computer runs Windows 8. You have to buy a computer with a touch screen display.
Windows Media Player can play audio and video files on a computer. To display the time on videos using Windows Media Player, view the movie in full screen and keep the cursor down near the bottom of the screen.
To edit your screen resolution and display parameters you will need to first open your start button and navigate to the "Control Panel". Once there select on "Appearance and Personalization" and navigate to "Display". From there you can change your Windows PC display settings.
to display on a computer screen
No, a computer screen cannot be affected by a virus. Viruses can display information on a computer screen or mess with your display settings, but they cannot attack the screen itself. Computer screens don't usually have hard drives or CPUs in them, so they cannot be infected with viruses.
Pop-ups
Monitor, or your main display screen
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The computer and the display screen.
The screen on a Windows XP computer can be made less bright by going to the display settings in the control panel. From here the brightness can be moved up or down with the slider to the desired level.
To change the screen resolution Windows 7 and older, right click on the desktop and select display to open the display properties. In here you will find the screen resolution settings. In Windows 8 and 8.1, right click on the traditional desktop and select screen resolution and follow the prompts.
That's the screen you see when runing widows 2,000 opperating system