Knowledge Base

Problems With Desktop Monitors and Laptop Screens

Find information about how to troubleshoot and resolve common issues with your Dell monitor or Dell laptop LCD screen. Learn how to resolve common issues like blank or black screen, no video, distorted image, flickering, fuzzy or blurry screen, touchscreen problems or color problems along with some helpful videos.

Issue Description Next Steps
Screen, Icon or Font Size Too Small or Too Big If the screen, icons or font size is too small or too big, changing the video settings can help resolve the problem. Select the appropriate operating system on the right to learn more about how to change the video settings on your PC.
Blank Screen or No Video Either there is no display on the monitor or the screen has horizontal or vertical lines going across it.
Distorted Image or Video, Flickering, Fuzzy, Blurry, or Color Problems The icons, font or screen is distorted, flickering, fuzzy, blurry or has color problems.
Brightness, Contrast, Horizontal Lines, Vertical Lines or Geometrical problems The Screen is either too bright, too dim or has a black space on the top of the screen or on the bottom of the screen or has horizontal lines or vertical lines.
Bright or Dead Pixel Learn how to identify a bright or dead pixel on a Dell laptop or monitor screen.
Touchscreen Troubleshooting The Screen is not responding to touch, touch is working intermittently or is too sensitive to touch.

Additional Information

Check your computer’s health in a few short minutes: Run the Dell PC Diagnostics Quick Test.

Helpful Videos (English Only)

  • Test Your Laptop Screen

  • Laptop Screen Repair (Official Dell Tech Support) on YouTube

  • Flat Panel Display Video Cable Types

  • Using Dell's Flat Panel Diagnostics

  • Distorted or Blocky Video? Check the native resolution

Quick Tips content is self-published by the Dell Support Professionals who resolve issues daily. In order to achieve a speedy publication, Quick Tips may represent only partial solutions or work-arounds that are still in development or pending further proof of successfully resolving an issue. As such Quick Tips have not been reviewed, validated or approved by Dell and should be used with appropriate caution. Dell shall not be liable for any loss, including but not limited to loss of data, loss of profit or loss of revenue, which customers may incur by following any procedure or advice set out in the Quick Tips.

Article ID: SLN85493

Last Date Modified: 01/11/2018 09:04 AM

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