If you have vertical or horizontal lines when printing, you need to figure out what causes those. Printers will put out what goes in and what tools and supplies they are working with.

If you see black or colored horizontal or vertical lines on your Lenovo, HP, Dell, etc. laptop screen or desktop monitor, the problem could be the hardware or the software. Learn how to fix such ...

QUICK ANSWER. The vertical or horizontal line issue on phones is a display hardware problem that software cannot fix. The display of the affected phone needs to be replaced, and depending on the ...

Grid lines add horizontal and/or vertical lines to your graph that aid in measuring graph values. By default, these grid lines use the color assigned to the "automatic" selection feature, whi.

Metamorphopsia is a visual defect that causes linear objects, such as lines on a grid, to look curvy or rounded. It’s a symptom of retina problems.