How to Fix Vertical or Horizontal Lines on Your Phone Screen in 2024

 Introduction

Not being able to see, or worse still, when horizontal or vertical lines appear on your phone screen leads to the level of frustration you may be in. These problems may be due to soft brick, boot loops, and crashes while running the OS because of software issues or app malfunctioning; it could even be a case where a fall physically damages your phone. 

Thankfully, there are ways to solve this problem both a simple fix and a more intricate one that anyone can attempt. In this post, I will show you how to eliminate vertical and horizontal lines on your Android phone screen with 5 simple ways that can be done at home if you are thinking of taking a visit to the repair shop.

 5 Methods to Resolve Vertical or Horizontal Lines on Your Phone Display

 1. Restart Your Android Phone to Refresh Screen Display

Tiny display problems like horizontal or vertical lines can be quickly fixed with just a restart. It is an easy process and it just refreshes your phone software to solve minor problems that are the cause of the screen not working.

Steps:

Power off your phone by holding the power button until you see a power option and tap it.

Be sure to wait a few seconds for the device to complete its power-off signal.

Press and hold the power button, until you see an Android logo.

See if the lines on your screen are gone after you have finished restarting. Fix- If the problem was temporary, this might fix it.

 2. Check for Software Updates and Install Them

Sometimes, outdated software can cause display problems, including unwanted lines on the screen. Manufacturers often release updates to resolve bugs and improve performance, so it’s essential to keep your software up to date.

Steps:
Open Settings on your phone and navigate to Software Update.
If an update is available, download and install it.
Once the update is installed, restart your device to see if the screen lines are gone.

Software updates may include patches for known display issues, making this a quick and effective troubleshooting step.

 3. Adjust Display Settings to Eliminate Screen Lines

Make sure the display settings on your Android phone are not too high as they might affect how well you can see text and other items on screen. Changing these settings should help to minimize or completely remove any resulting visible lines.

Steps:

Navigate to Settings > Display.

Adjust the brightness slider to different positions and see if these lines change, in other words, they are from bleeding.

If your TV has color settings, you can try adjusting them to see if they will help.

One of the few exceptions to this rule is adaptive brightness, a feature that senses ambient light and adjusts your backlight accordingly — if you have it on. Press to turn this setting off and on again, do lines change?

 4. Try Safe Mode to Identify Problematic Apps

Third-party apps can sometimes affect display functions and lines on the screen. It serves as a mode that allows you to work on your device on the only system with all 3rd party apps disabled, it is similar to starting again using UWG and learning if the issue remains!

Steps:

Turn off your phone.

Switch it on by pressing and holding the power button, after which when the logo appears hold Volume Down. This should then boot the device into Safe Mode (if done correctly you will see “Safe Mode” somewhere on your screen).

Watch for the lines to disappear. They will reappear, if they do not disappear then an app is the cause of this.

Reboot your phone to exit Safe Mode, and then start uninstalling any recently installed apps until the problem is resolved.

Safe Mode gives you a quick way to identify one specific app without uninstalling them all, randomly.

 5. Tap the Back of Your Phone Gently (Hardware Fix)

In case the above solutions fail, there might be a hardware-like issue that is un-doable from your end and could be only fixed by the service center people; the connection may have become loose inside. Sometimes just tapping the back of your phone can realign these connectors and make the screen work again, albeit for a short period.

Steps:

Power off your phone.

Holding the device well, tap gently on the back (especially around the screen area)

Turn on the phone to check if there are no lines.

CAUTION: Do not tap too hard, which could damage internal parts. Only do this if you are comfortable and/or unsure.

 Additional Tips for Persistent Vertical or Horizontal Lines

If After performing all the above-mentioned solutions you still see lines on it then there is a need to look for other modules.

 Check for Physical Damage and Consider Repair Options

The screen of your phone is a physical entity any damage to it due to a fall may cause lines over the display which will not be rectified through the software process.

Steps:

Check the screen for cracks, chips, or other visible damage

If your booth has sustained major damage, investigate repair options with a certified service center.

If your device is still covered by warranty, it might be possible to have the screen repaired or replaced at no cost.

 Verify Warranty Coverage for Screen Repair

Before you send it off to be fixed there are a few things that might not cost you as long as your phone is covered under warranty.

Steps:

Read your device warranty online or retailer.

For any warranty claims with display issues, kindly seek assistance from the seller or manufacturer.

Different brands and regions have different warranties so it might be best to look into your options.

 Using Display Testing Apps to Diagnose Line Issues

There are test apps to help troubleshoot screen issues, offering a more detailed image of the reasons for those lines.

Steps:

There are display-testing apps that you can download from the app store of your choice.

Run diagnostic and download, which will diagnose the problem of your screen lines.

These apps may additionally provide recommendations for fixing specific screen-related problems derived from the analysis.

 Preventing Vertical and Horizontal Lines on Android Screens

There are some precautions that can be taken to prevent issues on the screen, and it will make it more unlikely for those horizontal or vertical lines to appear later.

 Handle Your Phone Carefully to Avoid Hardware Damage

If you drop your phone or knock it several times, then there may be a hardware issue with the display of your device.

Tip: A protective, hard case can knock down screen problems a few notches if you drop it from great heights or bump it somewhere.

 Regularly Update Software and Remove Unused Apps

This may sound silly, but one of the simplest solutions to prevent screen problems due to bugs or conflicts is by just keeping your software up-to-date. Similarly, uninstalling unused apps helps recover some available resources which can avoid app conflicts.

Ensuring your software is up to date guarantees that you are getting the most recent bug fixes and security updates, making certain performance remains as expected.

Is the problem with the vertical or horizontal line included in the warranty?

When vertical lines or horizontal lines on your Android appear on your phone screen, it could indicate a hardware failure or a software glitch. If these lines on your Android screen manifest after using a third-party app or following a factory reset, it’s essential to visit the service center for assessment.

Accidental damage, such as water damage or overheating, may void your warranty, making it crucial to determine the cause of the issue. If the vertical lines on your Android are due to a manufacturing defect, an authorized service center can help fix the vertical lines, possibly requiring a screen replacement.

Before taking action, remember that performing a reboot or reset might clear software issues that cause the lines to appear. However, a boot or cool down might not resolve persistent black lines or a green line that seems like a bad omen, necessitating professional assistance.

 Conclusion

Both software and hardware may be causing vertical or horizontal lines on the Android monitor. You may be able to fix the issue yourself using these top methods, including restarting your phone and customizing settings or even checking for physical damage.

If that does not fix the problem, you might have a physical fault and in this case, consider professional repair. Also, remember to check with your device’s manufacturer or the retailer that you purchased it from as some faults may be covered under warranty.

 FAQs

 Why Do I See Vertical or Horizontal Lines on My Phone Screen?

Vertical or horizontal lines on your phone screen can be caused by software glitches, display settings, app issues, or even hardware problems like a loose connection or physical damage.

 Can I Fix Screen Lines Myself Without Going to a Repair Center?

However, you can still give it a try with the general fixes such as restarting your phone or updating software and adjusting display settings which usually help in fixing minor Display issues.

 What Should I Do If Lines Still Appear After Trying All Fixes?

If the lines on your phone are still there after performing all troubleshooting steps, then it is recommended to visit a professional repair center for its solution.

 Is It Expensive to Repair Vertical or Horizontal Lines on a Phone Screen?

How much a repair will depend on your phone, what the issue is, and if it’s even covered under warranty. Get a quote from the manufacturer.

 Are Screen Line Issues Covered Under Warranty?

This is more common with issues related to the display being covered by some warranties, provided that it’s a manufacturing defect and not because of something else. All of them have separate warranty policies, do confirm whether the manufacturer from which you purchased it is in your warranty list or not.