[Full Solutions] Fix iPhone Screen Vertical Lines


Nov 18, 2021 (Updated: Nov 18, 2021) • Filed to: Fix iPhone

5K views, 5 min read


When a phone starts acting differently from the way it used to, the user can get frustrated depending on what is wrong with it. Now, imagine the relatively high price users have to pay for an iPhone. Hence, it is not uncommon for iPhone users to panic when they see their phones acting differently. Over the years, many users have reported seeing iPhone screen vertical lines.

iPhone screen vertical lines seem to be an old problem that can be traced to early iPhone versions like iPhone 4. It does not necessarily prevent the user from accessing the phone. But the purple, red, blue, or black lines can be irritating to see while using your iPhone. Hence, iPhone users' sought solutions on how to fix vertical lines on iPhone. You can take comfort in this good news: you have come to the right place to get answers.

iPhone screen vertical lines

Part 1. Why Is My Screen Showing Vertical Lines?

There are a handful of things that are maybe causing vertical lines on the iPhone. You can identify some of these reasons with hardware damage. Sometimes your iPhone is dropped on a hard surface, exposed to liquid, and so on. These damages can lead to other problems like the flexor LCD cables are no longer properly connected to the logic board. Or, if two electrically charged objects contact your iPhone, it could lead to Electrostatic Discharge (ESD). Your iPhone also has Integrated Circuits (IC) and their connectors for display functions that may be damaged. However, these hardware problems can have software implications.

Part 2. How to Fix Vertical Lines on iPhone

To prevent the vertical lines on iPhone from getting worse, here are the possible solutions.

1Check the Connection

It is essential to check your iPhone's display connections. If there is dirt, debris, or dust on the cables or the logic board of your iPhone, it can cause a faulty connection. Hence, it would be best for you to inspect the connections or have them inspected and cleaned. You have to disassemble your iPhone to check the connection yourself, but make sure you do so with the right tools. After dismantling it, you can then use a soft brush to clean it up. However, be careful not to pop off the display data cable when reassembling your iPhone. Such a mistake can lead to another spiral of damages to your iPhone.

2Push Down Screen Firmly

One of the causes of vertical lines on iPhone is that the LCD cable may be disconnected from the motherboard. This solution is an excellent way to fix such a problem. You are to push firmly on your screen to connect the cable back to the logic board.

  • Hold your phone firmly in an inverted position so that you can start from the top.

  • Place your thumbs on the screen so that the other fingers can guide your phone at the back.

  • Now, press down firmly across your iPhone.

Ensure that you do not break your phone during this process. And once the pin has been appropriately connected back to the logic board, the vertical lines on iPhone will disappear.

3Hard Reboot iPhone

The predominant cause of vertical lines on iPhone being hardware also means there are software implications. And because of that, it is necessary to eliminate the possibility of software bugs. And one of the ways to eliminate software bugs is through a hard reboot of your iPhone.

For iPhone 8 and models after it:

  • Hold down the Volume Up button and release it very fast.

  • Hold down the Volume Down button and release it very fast.

  • Keep holding down the Side button till the Apple logo shows, then remove your finger.

  • Now, put on your phone. Keep holding down the side button until the Apple logo shows.

For iPhone 7 and 7 Plus:

  • Keep holding down the Volume Down, and Sleep/Wake buttons at the same time.

  • As soon as the Apple logo shows, remove your fingers from the buttons.

For iPhone 6 and models before it:

  • Keep your fingers on the Home and Sleep/Wake buttons at the same time.

  • As soon as the Apple logo shows, remove your fingers from the buttons.

  • hard reboot iPhone

4Fix iPhone Screen Vertical Lines with iPhixer (No Data Loss)

Wootechy iPhixer is an all-in-one repair tool for fixing your iOS/iPadOS/tvOS issues. It can help downgrade or upgrade your iPhone/iPad/iPod. Also, there will be no data loss after the software repair of vertical lines on the iPhone and any other glitch. It is a simple tool that you can use at home without the help of an expert.

  • Install it on your computer. Open the app, then click the Standard Mode because it helps to prevent data loss.

  • choose repair mode

  • Connect your iPhone to your computer with a lightening cable. Hit on the Next button that appears on your screen.

  • connect iPhone

  • The app will prompt your computer to download the firmware that will fix your iPhone.

  • download firmware

  • Once the download is complete, select the Start button that will repair your iPhone.

  • repair iPhone

5Factory Reset iPhone

Like hard rebooting your iPhone to solve software bugs-related issues, you can also reset your iPhone to factory settings. Hence, this process will remove all your personal information and third-party installations. After which, your iPhone is as good as new as regards its software standardization.

  • Launch the Settings application on your iPhone.

  • In the Settings app, click General from the list.

  • Click on Reset from the screen displayed by your previous step.

  • To complete the process, pick Erase All Content and Settings, and your iPhone will be as good as new.

  • factory reset iPhone

6Restore iPhone via iTunes

Apple allows its users to save or backup their data on iTunes. Hence, if your iPhone has lines or it became faulty, you can restore your device from iTunes.

  • Set up iTunes on your computer and connect your iPhone to it with the aid of a cable.

  • When the device shows in iTunes, select the iPhone.

  • Pick Restore iPhone from the Summary panel.

  • Select Restore again to complete the process.

  • restore iPhone

Your device data will be erased, and the newest version of iOS will be installed in place of it.

7Put iPhone into DFU Mode

DFU (Device Firmware Update) mode of restoring iPhone is a more thorough means of restoration. It accesses Apple iTunes to downgrade your iPhone's iOS without installing the former iOS. You can DFU restore your iPhone, thus resolving iPhone screen vertical lines problem.

For iPhone 8 and models after it

  • Set up iTunes on your computer and connect your iPhone to the computer using a cable.

  • Click and release the Increase and Decrease volume one after the other very fast.

  • Press down the Side button and wait till the screen's color turns black.

  • Press down the Decrease volume button while your finger is still on the Side button.

  • Now, remove your finger from the side button after precisely five seconds, then your iPhone will stay black. At this time, your iPhone is into DFU mode.

  • Pick the Restore button shown in iTunes.

For iPhone 6 and iPhone 7

  • Set up the iTunes window on your computer and connect your iPhone to the computer using a cable.

  • Press down the Home or Volume Down button in iPhone 6 and iPhone 7, respectively. Simultaneously, press down the Sleep button for eight seconds.

  • With your fingers still on both buttons, remove your finger from the Sleep button after precisely eight seconds.

  • Keep holding down the Home or Volume Down button in iPhone 6 and iPhone 7, respectively.

  • Select Restore option in the pop-up message, then you will get the instructions for restoring your iPhone.

  • dfu restore iPhone with iTunes

8Seek Support from Apple Center

Apple is well aware of the challenge being faced by their customers. Even though your warranty has been voided due to damages, hardware repairs are best done by Apple experts. Hence, you should contact their customer service after the above steps fail to solve iPhone screen vertical lines. You can do so through their get support service or via their support and service website.


Vertical lines on iPhone are fixable. And with the solutions listed above, you will be able to correct iPhone screen vertical lines. You can start fixing the problem by applying software solutions because it is best to allow Apple technicians to fix hardware problems. However, the hardware solutions shown above are fail-proof, provided you follow the instructions as directed.

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