I’m facing vertical lines on my computer screen and want to understand what’s causing the issue and how to fix it. The lines sometimes appear permanently or flicker while using the system. I’m not sure if it’s related to the ...
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Shane Head
Asked: May 13, 2026In: Computers
I am seeing a black vertical/horizontal line on my computer screen. The line stays visible and affects the display quality. I want to know what causes this issue and how I can fix it.
My computer screen has fingerprints, dust, and smudges, and I want to clean it safely without damaging the display. What’s the best way to clean a laptop or monitor screen, and which cleaning products or cloths should I avoid using?