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7 Tips to Fix iPhone Vertical Lines Issue (iOS 15/14 Supported)

DoubtUser Concern

“No damage was done to my iPhone 12 but it starts showing some vertical lines on the whole screen. Any idea why it happen? Any other user facing the same problem with me?”

Are you seeing lines on iPhone screen and not sure why this happen? You're not alone. A large number of iOS users reported that there are pink, blue, green, red, black lines on iPhone screen, espcially old iPhone models.

Well, vertial lines on iPhone screen usually indicates that there is something wrong with the device, either a sofware error or a hardware problem. In this article, we'll explain why vertical lines appear on the iPhone screen and what you can do to fix lines on iPhone screen issue.

iphone vertical lines

Part 1. Possible Reasons for Vertical Lines on iPhone Screen Issue

As mentioned above, both physical damages and software problems can cause vertical lines on iPhone screen. Below are some possible reasons why you're seeing lines on your iPhone:

  • Vertical lines on iPhone usually occurs soon after a device falls since the LCD cable gets disconnected from the logic board.
  • Except for bad connection between the flex cables and the logic board, vertail lines can emerge if too much ESD (Electro-Static Discharge) is produced.
  • iPhone screen has lines can also be caused by hardware problems like damaged display screen.
  • Sometimes a software error can also cause the iPhone to show vertical lines on the screen.

Part 2. Backup Your iPhone Before Fixing Lines on iPhone Screen Issue

Before trying to fix vertial lines on your iPhone, it is important to back up all the data on your iPhone to avoid data loss during the repair. Even if the device is seriously damaged, you may still be able to backup all data on it.

  • You can make the backup using Apple's official way: iTunes or iCloud. You will need the device's lightning cable if you choose to backup via iTunes. But if you choose to use iCloud, ensure that you have adequate iCloud storage for all the data on the device.

  • Apart from iTunes and iCloud, you can also rely on third-party tool like FoneGeek Backup & Restore (iOS) to do the backup. This program provides a flexible way to back up all iPhone data or selectively backup WhatsApp, contacts, photos, music, messages, etc. to your computer.


Part 3. Fix Pink/Blue/Black Lines on iPhone Screen without Data Loss

The best solution to get rid of the pink/black/blue/ lines on your iPhone screen, especially if there is no physical damage to the device, is using FoneGeek iOS System Recovery. It is an ideal tool to help fixing all kinds of software related issues on your iOS device. Some of the program's features include the following:

  • It can repair iPhone/iPad issues without data loss.
  • It is 100% safe to use and ensures 100% repair success rate.
  • It is very easy to use and can quickly fix most common iOS issues such as iPhone stuck on Apple Logo, recovery mode, black screen, etc..
  • It supports all iOS devices and all versions of the iOS firmware, even the latest iOS 15/14 and iPhone 12/11 Pro.
  • A great many well-known medias think highly of FoneGeek software, such as Lera Blog, iGeekPhone, etc.


media reviews

Here's how to use FoneGeek iOS Repair tool to fix iPhone vertical lines issue:

Step 1: Install FoneGeek iOS Sysem Recovery on your computer and then launch the program. On the main window, select "Standard Mode" to begin the repair process.

choose repair mode

Step 2: Connect your problematic iPhone to the computer using USB cable and click on "Next". Please unlock the device to allow the program detecting it.

connect ios device

FoneGeek will display the device model and provide the necessary firmware. Click "Download" to download the corresponding firmware.

download firmware

Step 3: After the firmware is downloaded, click on "Fix Now" and FoneGeek will begin repairing the device. Keep the device connected until the process is complete.


Most users have reported that the program works very well to fix the iPhone with vertical lines. But if the above procedure doesn't work for you, try using the Advanced Mode.

Part 4. Other Basic Ways to Get Rid of Vertial Lines on iPhone

Try the following basic solutions to help you repair the lines across iPhone screen issue:

4.1 Force Restart iPhone

A force restart is great solution to help you repair an iPhone that is showing vertical lines. Here's how to force restart the iPhone:

  • For iPhone 8 and newer models - Quickly press and release the Volume Up button, then the Volume Down button. After that, keep holding the Side button until the Apple logo appears on the screen.
  • For iPhone 7 or iPhone 7 Plus - Press and hold the Power button and Volume Down button at the same time until you see the Apple logo on the screen.
  • For iPhone 6 or earlier models - Press and hold the Power button and Home button simultaneously until the Apple logo shows up on the screen.

force restart iphone

4.2 Hard Reset Your iPhone

If the vertical lines on iPhone issue is still there after the force restart, you can do a hard reset or factory reset of the iPhone. Here's how to do it:

  1. Open Settings on your iPhone and tap General.
  2. Tap Reset and then select Erase all Contents and Settings.
  3. You may need to enter your passcode to confirm the action.

erase all content and settings

After the device is erased, set it up again and hopefully the lines should be gone.

4.3 Reset iPhone via iTunes

Another method of resetting your iPhone to its original factory settings is using iTunes. Here's what you need to do:

  1. Open iTunes on your computer and connect the iPhone to the computer.
  2. When the device appears in iTunes, select it and in the summary panel, select "Restore iPhone".
  3. Click "Restore" again to confirm the action. Your device will be erased and the iTunes will install the latest version of iOS.

restore ios system

4.4 Put Your iPhone in DFU Mode

If hard resetting doesn't work, you can try ot get rid of the vertical lines on iPhone screen by putting the device in DFU (Device Firmware Update) mode. Follow these simple steps:

  1. Connect the iPhone to computer and then open iTunes (Open Finder if you use a Mac running macOS Catalina 10.15 or newer).
  2. Now press the Power button and the Home button (for iPhone 6 and below) or the Power button and Volume Down button (for iPhone 7 or later) for about 8 seconds.
  3. Let go of the Power button but continue holding the Home/Volume Down button until iTunes displays the message "iTunes has detected an iPhone in recovery mode".
  4. Release the button and the iPhone's screen should turn black. You can now restore the device in iTunes which should fix the iPhone vertical lines problem.

itunes recovery mode

4.5 Push Down on Your Screen Firmly

If this issue occurred soon after the device fell, it is possible the LCD cable has disconnected from the logic board. In this case, you can try pushing firmly down on the screen to re-establish the connection.

  1. To do this, place one finger on the screen and the other on the other side of the device and press down firmly, but be careful not to break the device.

  2. Once the pins connecting the LCD cables to the logic board screen are in place, the lines on the screen will disappear and the display should look normal.

press iphone screen firmly

4.6 Get the Screen Replaced

If all the solutions above don't work and you still see the vertial lines on iPhone, the problem might be the screen itself or other phycial damages to hardware.

In this case, you'd better get the screen replaced. If the iPhone is still under warranty, you can go to the local Apple Store and get the geniuses to change the screen for free. If the iPhone is not under warranty, you will have to pay some fees to repair the damage.


The above solutions can all be useful to help you repair vertical lines on iPhone screen. We recommend selecting a solution that you can trust to work on your device depending on the causes and follow the instructions to repair the device.

Please note that some solutions will erase the device and restore it to its factory settings, so remember to make a backup of your important iPhone data including photos, contacts, videos and more. As always, we love to hear from you. Share your thoughts on this problem and any other iOS issues in the comments section below, we will get back to you asap.

Joan J. Mims
Thursday on Sep 19, 2019, 21:48:51 GMT / Post By Joan J. Mims to iOS 15

Joan J. Mims is interested in researching all tips about iPhone, iPad and Android. He loves to share useful ideas with all users.

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