How to Fix Green Lines on iPhone Screen

Alphan Maina
5 min readNov 2, 2023

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Your iPhone is probably one of your most valuable assets. It’s part of who you are and it’s ingrained in life. Like other gadgets, the iPhone is not immune to malfunctions. It can break down or stop working normally when you least expect it.

One common problem with iPhones is displaying green lines on the screen when you power it on or unlock it. Contrary to popular belief, this problem is not due to a software issue.

how to fix iPhone green lines

Restarting may solve this problem, but that’s not a permanent solution. You may have to replace the screen. For now, here are expert tips on how to minimize damage and temporarily remove the green lines.

4 Main Causes of Green Lines on iPhones

The green lines issue predominantly affects iPhone models with OLED displays rather than those with LCD screens. When something goes awry, a straight green line emerges on one or more sides of the display.

Understanding the potential culprits behind this unusual occurrence is crucial. Several factors could damage your iPhone’s display, resulting in these distinct green lines:

  1. Improper installation of the iPhone’s connection to the LCD from the digitizer during manufacturing.
  2. Liquid damage.
  3. Physical impact, such as dropping the iPhone from a height or exerting pressure on it for extended periods.
  4. Internal component short-circuiting.

Let’s dive in and look at how to fix green lines on iPhones. These are tips that have worked for me and will work on your iPhone. Try them out.

Solution 1: Force Restart your iPhone

Distinguish between a regular restart and a force restart to cut off the power entirely from your iPhone. This action can prevent further damage caused by short-circuiting or moisture.

Steps to force-restart your iPhone:

  • Press and release the volume-up button.
  • Immediately press and release the volume-down button.
  • Hold the power button until the iPhone powers off and the screen turns black. You can either power it back on immediately or wait for a few days, especially if water exposure is suspected.

Check the Liquid Contact Indicators (LCI)

There is a built-in water damage detection system in your iPhone to ascertain if water exposure caused the green line issue or other water-related problems, potentially leading to short-circuiting.

The Liquid Contact Indicators (LCI) act as water damage detectors that change color, typically turning red upon contact with water inside your iPhone.

Here’s how you can check the LCI status:

  1. Remove the SIM card tray and inspect the LCI using a torchlight.
  2. If the LCI appears white, it indicates that the issue is not due to water damage.
  3. Conversely, if the LCI appears red, there is a likelihood of water damage being the cause.

If the LCI shows red, it’s advisable to power off your iPhone and keep it in a cool, dry place for a few days to allow any potential moisture to evaporate and prevent further damage.

Solution 2: Check for water damage

Checking for water damage is straightforward. Examine the SIM card tray and the Liquid Contact Indicators (LCI) inside your iPhone. An LCI turning red indicates potential water damage.

Solution 3: Reset iPhone Settings

Resetting the iPhone settings can temporarily resolve the issue.

Navigate to “Settings” > “General” > “Reset” > “Reset All Settings.”

Step 1: Open Settings

iPhone settings

Step 2: Tap Transfer or Reset iPhone Option

how to transfer or reset iPhone settings

Step 3: Reset All Settings

Resetting iPhone settings

Solution 4: Run iPhone in Recovery Mode

Connect your iPhone to a computer and initiate Recovery Mode through iTunes (for Windows) or Finder (for Mac). Follow the on-screen instructions for software updates.

Solution 5: Fix iOS Without Data Loss

If previous methods fail, use EaseUS MobiXpert, a tool for professional system issue repairs. Follow the steps provided by the tool to repair your iPhone without losing data.

Step 1: Launch EaseUS MobiXpert on your computer, and choose “System Repair” from the Home page.

EaseUS MobiXpert screen image

Step 2: Then, Choose iOS/iPadOS System Repair Option

iOS/iPadOS System Repair Option

Step 3: Connect your iPhone or iPad to the computer and choose “Standard Repair.” If you want a thorough repair, you can choose “Deep Repair.”

Connect your iPhone or iPad to the computer and choose “Standard Repair.” If you want a thorough repair, you can choose “Deep Repair.”

Step 4: Confirm your device model and click “Next” to move on. Then, EaseUS MobiXpert will download a firmware for you, which will take a while. If you have installed a firmware before using this software, you can directly click “Verify” to continue.

Confirm your device model and click “Next”

Step 5. Then, click “Repair Now” to start the repair process. After the repair completes, you can check your device and restart it for use.

iOS and iPadiOS repair system

Solution 6: Consult an Apple Authorized Service Center

If the problem persists or worsens, seek assistance from an authorized service center, especially if your device is under warranty.

Frequently Asked Questions About Green Lines on iPhones

What causes the green line on the iPhone screen?

Physical impact, manufacturing defects, or liquid damage.

Can the green line on my iPhone screen disappear?

Not typically, but the issue can be temporarily alleviated by following the provided solutions.

What is the cost of fixing the green line on my iPhone?

Varied based on iPhone model, component availability, and regional pricing. Consult the service center for accurate pricing.

Final Thoughts

If the green line stems from a manufacturing defect, warranty-covered screen replacement might be an option.

Otherwise, follow the suggested solutions to mitigate the problem temporarily. However, seeking a screen replacement is recommended for a lasting fix. Talk soon!

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Alphan Maina
Alphan Maina

Written by Alphan Maina

Full stack digital marketer who thrives in helping brands realize their full potential through professional content marketing. Email: mainaalphan@gmail.com

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