Jun 8, 2024 · If you are experiencing vertical lines on your Dell monitor, it could be due to a variety of reasons, such as a malfunctioning graphics card, a loose connection, or a damaged LCD panel.

Feb 18, 2025 · Vertical lines on a monitor are one of three core problems: the display panel itself is defective, the connection between your computer and the display is faulty, or it's receiving erroneous information.

Oct 8, 2012 · Since you have mentioned that there are two vertical lines on the monitor, please try performing a monitor built in self-test. Power the monitor off, disconnect all of the monitor cables (except the power cable) from the computer, power the monitor back on.

May 4, 2021 · My Dell UP3216Q monitor (3 years old) started showing a green line. I ran the self test, BID and factory reset and the green line was appearing in all the three tests. Before running tests, I connected monitor directly to the laptop through HDMI and the line was still there.

Nov 1, 2020 · Brand new Dell P2719H monitor connected to my latop via a HDMI cable, few hours of usage and suddenly a full height black vertical line appears. Reboot my laptop and the line is still there!

Sep 28, 2017 · There are two common reasons why a Dell or other type of monitor will display horizontal or vertical lines. If you have recently upgraded your computer and have a desktop, your monitor may not be compatible with the new system as is.

Jul 6, 2018 · One day, a vertical red line appeared on the monitor as shown in the picture. Initially, it went away on its own or sometimes a gentle press on the screen made it go away.

Jan 7, 2021 · This line of faint green pixels suddenly showed on my 144hz Dell dS2719DGF that I got about a year and half ago. So far I've tried replugging and restarting the monitor but it's still there.

Nov 6, 2024 · The blue line on your Dell monitor can be caused by either a hardware or software issue. Hardware issues can include problems with the monitor’s panel, backlight, or video cable, as well as physical damage to the screen.

Dec 4, 2024 · I'm experiencing an issue with my monitor where vertical lines appear across the screen, and the display is heavily distorted. I've attached pictures to show what it looks like. No Physical...