What kind of lines? The lines dissapear after 20 mintues of activity then once I close the TV again the lines appear on the screen again. However if I turn brightness to max / lowest, that lines dissappear. LCD/LED Monitor: Check the video cables. If there are vertical or horizontal lines on the screen it could mean that the refresh rate on your display needs to be changed. The HDMI 1 (60HZ) works fine . This is the Google Cast symbol. the line goes the entire width of the screen. recently it has developed a single horizontal line about 1/4 of the way up the screen. As far as I could test the lines only appear when playing 4K/HDR content. One vertical line present, red in color. PART 1: Repair Vertical or Horizontal Lines On Windows 10 Monitor Screen: Quickly & Effectively! I took the 1st one back for this and the 2nd one I purchased is doing the same thing. I am just wondering if this is a problem with the screen itself, or if it could be a problem with one of … HDMI 2 (144 HZ) - is where the problem lies. KS9000 65" broken pixels / lines across screen in TV a week ago Samsung Q950ts screen in TV 2 weeks ago Horizontal line across screen on 2019 Q85R QLED in TV 12-01-2021 I have a Samsung 55" led smart tv. I’ve had the monitors for a few months, great monitor, but lately I started to discover some grey horizontal lines, it get even more obvious when u press on the monitor a bit, is this some kinda hardware issue? Click on START –> SETTINGS –> CONTROL PANEL. V+ and V- … First, connect something else to the monitor and check if the issue is the same. If this is the case then you may need to request an RMA. Double-click on DISPLAY. Many people also facing same issue with March Security Update. Problem: Have a Samsung Galaxy s6 Phone has black & gray horizontal lines on the screen & blue light is on. … My Note 9 screen suddenly turned yellowish with horizontal lines. Purchased Samsung CF391 32" monitor from Sam's because it seemed to be a great deal. But on 3rd day screen got dimmer (showing lighter colors) and in between shows multiple horizontal lines and then most of area shows black screen. Right click on START –> CONTROL PANEL. LCD/LED Monitor: 1. Never seen this b4. Why is there vertical or horizontal Lines with my monitor? I brought this gaming monitor today and everytime I close the monitor and open it I get hortizonal lines. This could also be indicator of an issue with the panel of the display. One of the main reasons for computers showing vertical or horizontal lines is outdated or faulty graphics card drivers.To fix the issue instantly, we recommend our users update their device drivers with the most compatible and latest driver versions. ? Satellite with lines coming off it I was connecting my laptop to a Smart TV Screen when a horizontal green line appeared on my laptop screen. The lines also persist when I pause the video. Try to connect an alternate laptop or a set-top box or something similar. Windows 8 and 10. On my brand new Samsung Q80T QLED TV I noticed horizontal lines moving quickly upwards across the screen, especially during brighter scenes which is super annoying. I show how diagnose if your screen is the problem for getting horizontal lines on your Samsung plasma TV. Are Samsung going to address this issue and release a fix! Connection is HDMI cable to a Nvidia GeForce GTX-970 graphics card on Windows 10. Noticeable horizontal lines rolling on screen. Windows 7. This could also be indicator of an issue with the panel of the display. Touch is not working at all. Make sure the cable is securely connected and if possible change the cable.