No one wants a green line on their laptop screen, so, in this article, we shall address this problem and suggest the best solutions.

Updating your drivers may be the fastest solution

  • The green lines on Windows 10 laptops will usually appear due to outdated GPU drivers.

  • You can fix this issue by updating your drivers using specialized driver update software.

  • Check your laptop display for hardware failure, as it is one of the common causes of this problem.

  • If you’re getting horizontal lines on a monitor in Windows 10, this guide’s solutions should help you.

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  • Click Start Scan to find Windows issues that could be causing PC problems.

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To effectively troubleshoot the problem, it is essential to determine if the green line is occurring due to a software glitch or hardware failure.

Before venturing into the fixes, you may hook the laptop to a secondary display to determine if your screen has a problem.

In this article, we have listed a few troubleshooting steps to help you troubleshoot and fix the horizontal green line on Windows 10 laptop with ease.

Why is there a green line across my laptop screen?

The horizontal green line on your Windows 10 laptop can appear for several reasons. First, while the hardware issue with your display is a possibility, at times, the green line issues are also triggered due to a corrupt display driver.

In some cases, you could just be facing issues of bad hardware, and only a replacement will correct the problem.

Typically, for most users, once you fix all issues with your drivers, you should have successfully solved this problem.

You should note that this problem may come in some slight variations, including:

  • A Green dotted line on a laptop screen
  • A single green line on the laptop screen
  • Green and red stripes on a laptop screen

Furthermore, it may be evident as a green line on your laptop screen in Lenovo, Acer, Asus, and HP. Regardless of the variants of the device, these solutions we will explore should come in handy.

How do I get rid of the green line on my computer screen?

1. Update graphics card driver 

Outdated or corrupt graphics card drivers can cause display-related issues, including green lines on the top or bottom of the laptop screen. To fix the red and green lines on monitor, update your display drivers to the latest version available.

  • Why is there a green line across my laptop screen?
  • How do I get rid of the green line on my computer screen?
    1. Update graphics card driver
    1. Update BIOS
    1. Inspect for hardware issues
    1. Perform a display driver rollback
    1. Reinstall the display driver
    1. Install pending Windows updates
  • How do I fix the green line on a laptop screen with Windows 11?

While you can manually update graphics card drivers from the device manager, graphics driver updater software like DriverFix can make this safe and more effortless.

2. Update BIOS 

  • Press the Windows key, type cmd, and choose Run as Administrator.
  • In the Command Prompt window, type the following command and hit enter:wmic bios get smbiosbiosversion
  • The above command will display the BIOS or UEFI firmware installed on your PC.
  • Once you have the BIOS version, open your Laptop OEM’s (Original Equipment Manufacturer) website.
  • Visit the download center and then enter your laptop details.
  • On the download page, check if you have a BIOS update available for your laptop.
  • Download the BIOS and file and extract the Zip file.
  • Open the readme.txt file and follow the instructions to update BIOS. The green lines that appear on the monitor horizontally will disappear.

The manufacturers give a detailed guide on updating BIOS on Windows 10, 11, and other operating systems. After updating the BIOS, check if the green lines on your Windows 10 laptop are gone.

To make sure that everything goes smoothly and avoid any kind of GPU driver errors, be sure to use a complete driver update assistant that will solve your problems with just a couple of clicks, and we strongly recommend DriverFix. Follow these easy steps to safely update your drivers:

  • Download and install DriverFix.
  • Launch the software.
  • Wait for DriverFix to detect all your faulty drivers.
  • The application will now show you all the drivers that have issues, and you just need to select the ones you’d liked fixed.
  • Wait for the app to download and install the newest drivers.
  • Restart your PC for the changes to take effect.

Disclaimer: this program needs to be upgraded from the free version in order to perform some specific actions.

DriverFix

Keep you GPU on the peaks of their performance without worrying about its drivers.

3. Inspect for hardware issues 

  • Shut down your PC.
  • Next, press the power button to power your PC.
  • Start pressing the F2, Del, F10, or F12 keys, depending on your laptop manufacturer, to access BIOS (refer to your laptop’s user guide for more information on how to enter BIOS).
  • Once in the BIOS, check if the horizontal green line is visible. If it is not visible, exit BIOS, restart your computer normally, and proceed with the other steps below. The error blue and green lines on my computer screen reported by our readers will be fixed.

You can check if the horizontal green line of your laptop screen is due to hardware issues with your display or a software glitch by booting into your BIOS.

A visible green horizontal line in the BIOS hints at a possible display hardware failure. Try replacing your LCD by contacting your laptop manufacturer.

Additionally, try connecting your laptop to a secondary display monitor. Check if the green horizontal line appears on your secondary monitor as well. If not, you may have to replace your laptop display to fix the problem.

4. Perform a display driver rollback 

  • Press the Windows key + R to open the Run dialog.
  • Type devmgmt.msc and click OK to open Device Manager.
  • In Device Manager, expand the Display adapters section.
  • Right-click on your current display adapter.
  • Choose Properties.
  • Open the Driver tab in the Properties window.
  • Click the Roll Back Driver button if the option is not greyed out.
  • Follow on-screen instructions to roll back the display driver.

After the rollback is complete, reboot your PC and check if the green lines on your Windows 10 laptop are gone.

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5. Reinstall the display driver 

The following guide includes all the needed steps to reinstall your display drivers on the PC and try to fix green line screen issues.

  1. Open the Device Manager.

  2. In Device Manager, expand the Display adapters section.

  3. Right-click on your current display adapter and choose Uninstall Device. 

  4. Check the box Delete the driver software for this device.

  5. Click Uninstall to confirm the action.

  6. Once uninstalled, reboot the computer.

After the restart, Windows will automatically reinstall the required driver for your display adapter. Once that is done, check if the green lines appear on your Windows 10 laptop.

6. Install pending Windows updates

  • Press the Windows key + I to open Settings.
  • Go to Update & Security.
  • Click on Check for updates, then download and install all the pending updates.
  • Once installed, restart your PC and check for any improvements.

How do I fix the green line on a laptop screen with Windows 11?

To start with, you must note that Windows 10 and 11 are very similar operating systems. This implies that you will have the same triggers for many computer problems.

  • Fix: Vertical or horizontal lines messing up the screen
  • Can’t Download Anything on Windows 10: How to Fix It

Hence, solutions that work on Windows 10 are typically expected to work on the latest Microsoft OS.

Pick any solution from our list above and try it on Windows 11; in rare situations, there may be slight UI differences.

The pink and green horizontal lines on laptop screens on Windows 10 usually occur due to outdated graphics card drivers. Check your laptop display for hardware failure if the issue persists after updating the driver.

Note that we have not written these solutions in any particular order, so you should try what seems most relevant to your situation.

Did our solutions work for you? If they did, let us know in the comments below.

If the advices above haven’t solved your issue, your PC may experience deeper Windows problems. We recommend downloading this PC Repair tool (rated Great on TrustPilot.com) to easily address them. After installation, simply click the Start Scan button and then press on Repair All.

Still having issues? Fix them with this tool:

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