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12 Aug, 2025

How to Fix the Green Line on Android Phone Screens?

How-To Tutorials Smartphone
How to Fix the Green Line on Android Phone

Do you find yourself in a situation where you are showing a funny video to your sister or watching an entertaining movie on your phone, and suddenly a green line appears on your Android screen? If yes, then you are not alone. Whether it is a faint green vertical line on a phone screen or a bright horizontal stripe that suddenly appears flashy, this issue is surprisingly common.

The AMOLED display damage, especially on phone brands such as OnePlus, Samsung, or others, can be alarming. It is crucial to know that not every green line is permanent. Some issues can be fixed with quick and simple troubleshooting steps before considering repair or replacement. Let us explore why it happens, provide quick fixes, and determine when it is time to seek professional help.

Common Causes of the Green Line on Android Screens

 

Understanding why the green line appears on the Android screen helps you decide what to do next. Sometimes, the issue can be resolved with a few troubleshooting tips, while at other times, you may need to consult a professional for assistance. Some common causes include: 

 

  • Physical damage: Dropping your phone frequently, applying excessive pressure, or exposing it to liquids can damage the screen and result in a green line on the phone screen.

     

  • Manufacturing defect: This happens rarely, but the green line on some devices may develop over time, creating a defect in the phone's mechanism.

     

  • Software glitches: Sometimes, an Android software bug or faulty and unoptimized updates can trigger the green vertical line on the phone screen temporarily. 

     

  • Overheating and brightness: Long gaming sessions or maximum brightness levels can stress the AMOLED displays. 

     

*Tip: Keep your phone updated and avoid prolonged screen strain to prevent such issues.

Is the Green Line a Hardware or Software Issue?

 

The green line on an Android phone screen is generally considered a hardware issue, often originating from the display or the device's connection. However, software glitches that occur when you fail to update your phones regularly can also create these problems, making it appear as a software issue. The answer depends on when and how the line appeared:

 

1. If the green vertical line on the phone screen occurs due to physical damage or appears on the boot screen or recovery mode, it may be a hardware issue.

 

2. If it disappears after restarting or appears only in specific apps, a software issue is the cause, such as a screen calibration error on Android phones.

 

3. AMOLED phone screens, such as those from the OnePlus and Samsung brands, are prone to AMOLED display damage and permanent green lines due to hardware issues, not just from physical damage but also from general hardware faults. These lines are a common problem with AMOLED screens and can appear even without physical impact. 

 

While a software issue can often be fixed at home, hardware issues usually require professional repair.

Quick Troubleshooting Steps You Can Try at Home

 

For quick troubleshooting steps, it is necessary to approach the issue systematically. It is crucial to understand how to remove the green line on Android at home first. Begin by defining the problem, conduct thorough research, and then try simple solutions that are within your capacity. Before heading to the service centre for repairs, try these simple fixes:

 

Restart your device: Sometimes, a green line is triggered by a temporary system glitch.

 

Check for physical connections: Ensure that the cables are securely plugged in. 

 

Check for software updates: Unoptimized updates can often cause software glitches. Manufacturers typically release patches that address Android software bugs from previous updates. 

 

Screen calibration: Some devices allow screen calibration for Android phones under display settings, which can rectify minor anomalies.

 

Safe mode: Reboot your phone into 'Safe Mode' to see if the line appears. If it does not, a third-party app could be the root cause of your problem.

When Should You Seek Professional Repair?

 

If the green line on the phone screen persists even after following the troubleshooting steps, it may be a hardware fault. Here is when it is time to visit an expert:

 

No effect from factory reset: If a full reset does not resolve the issue, it could be software-related, and professional help would be required.

 

Display flickering or multiple-coloured lines: These are signs of deeper panel or motherboard damage, which requires professional diagnosis.

 

If you are unsure of the cause: If you are uncertain what caused the green line or how to fix it, a professional technician can resolve the problem and offer appropriate solutions. 

 

If the phone is still under warranty: If your phone is still under warranty, and external factors do not cause the damage, the manufacturer may cover the repair. Visit the authorised service centre.

 

*Consider checking the display replacement cost and warranty options before repair.

Green Line Issue on OnePlus and Other AMOLED Phones

 

Certain brands, such as OnePlus, have reported a green vertical line on the phone screen after software updates. This is more common on AMOLED display models due to their sensitivity. It is a hardware issue. To help users, OnePlus launched the OnePlus Green Line warranty, which covers free or discounted screen replacements for specific models. What you can do:

 

  • Keep your software updated

  • Use moderate brightness settings

  • Avoid pressure on the screen

     

At Vijay Sales, browse the latest OnePlus smartphones featuring stunning AMOLED displays and reliable warranty options.

Conclusion:

 

A green line on an Android screen does not always mean your phone is ruined. For temporary issues, following the simple troubleshooting steps can help resolve the problem. However, permanent lines often result in hardware damage that requires professional expertise to repair. By understanding the cause, you will know when to try home remedies and when to seek expert help.

Frequently Asked Questions

faq1

faqsQuestions
How to remove green marks on the phone screen?
faqsAnswer

Green marks or lines usually mean screen damage or a hardware issue. It is best to get it checked by a professional technician. Visit the nearest tech store for trusted repair assistance.

faq2

faqsQuestions
Can I still use my phone with a green line?
faqsAnswer

Yes, you can use it, but the line may worsen over time and affect your display. It is wise to get it repaired early. Some trusted tech stores can help with reliable service options.

faq3

faqsQuestions
Why is there a line on my phone screen?
faqsAnswer

A line on your screen can be due to physical damage, loose connections, or a display fault. Bring your phone to a tech store or check online for a quick diagnosis and the best repair solutions.