How To Fix Horizontal White Lines On Laptop Screen. In white for the entire width of the screenIt appears every 2 or 3 sec. Black horizontal lines on a Laptop screen might be an aftereffect of a hardware problem or an issue with your graphic card laptop screen resolution ribbon cable.
Resolve Hardware Issues. How to fix HP laptop screen flickering and horizontal lines. Remove the laptops faceplate and just tinker around with it to see if you can find the issue.
Dont mess around with settings.
Get some methods for laptop screen repair. Open the laptop up and tinker around with the screen. If you dont then it is a software-related issue. Get some methods for laptop screen repair.
