Tip 8: Run Diagnostic Tools
Many operating systems provide built-in diagnostic tools to identify and fix display problems.
- Windows: Windows includes a tool called DirectX Diagnostic Tool. To access this tool, press Win + R, type “dxdiag”, and hit Enter. Check for any display-related issues in the “Display” tab. Under Notes section, see for any errors.
- Mac: MacOS got a display diagnostic tool built-in. Press and hold the D key while your Mac is starting up. It will run a diagnostic test on your overall hardware, including the display, and shows if any errors are found.
How to Fix Vertical Lines on a Computer Screen?
Just guess you are turning on the computer to work or play games and seeing white, red, and green vertical lines on your screen. Thinking that you will have to buy a new monitor or graphics card will be stressful and annoying, but fear not. In most situations, you can fix vertical lines quickly with some tips and tricks, you have to act patiently.
In this collection of tips, we will illustrate to you How to Fix Vertical Lines on a Computer Screen and return to a fresh viewing experience.
Table of Content
- Tip 1: Identify the Cause
- Tip 2: Restart Your Computer
- Tip 3: Check the Video Cable and Ports
- Tip 4: Adjust Display Settings
- Tip 5: Test with Another Monitor
- Tip 6: Check the Monitor Power Supply
- Tip 7: Examine the Graphics Card
- Tip 8: Run Diagnostic Tools
- Tip 9: Check for Overheating
- Tip 10: Test in Safe Mode
- Tip 11: BIOS/UEFI Update
- Tip 12: Consult a Professional
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