7 Ways to Fix Vertical Lines on iPhone Screen (iOS 18 Supported)

User Concern

“No damage was done to my iPhone 18 but white vertical lines appeared on the screen suddenly. Any idea why it happens? Any other user facing the same problem with me?”

Do you see vertical lines on the iPhone screen and not sure why this happens? You're not alone. Many iOS users, particularly those with older iPhone models, have reported seeing vertical lines in different colors on their screens.

Well, vertial lines on iPhone screen usually indicate a problem with the device, which could be caused by either software error or hardware issue. In this article, we'll explain why these vertical lines appear on your iPhone screen and provide solutions to help you fix the problem.

What Causes Vertical Lines on iPhone Screen?

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

• Vertical lines often appear after the iPhone has been dropped, as the impact can cause the LCD cable to disconnect from the logic board.
• Except for a bad connection between the flex cables and the logic board, vertical lines can emerge if too much ESD (Electro-Static Discharge) is produced.
• Software bugs and glitches can also result in display problems, including vertical lines on the screen.
• Dropping the iPhone or exposing it to water can cause screen damage, leading to vertical lines.

How to Fix Vertical Lines on iPhone Screen?

Way 1. Restart or Force Restart iPhone

The simplest way you can try is to restart your iPhone. Restarting the device can help to fix some minor software glitches that cause lines to appear on the screen.

If the lines are still there when your iPhone reboots, then you can do a force restart to get rid of the issue. Here's how to force restart iPhone depending on the model you have:

• 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.

Way 2. Update Your iPhone

This problem might be caused by bugs in some outdated iOS versions. By keeping your iPhone updated, you can ensure that any software-related display issues are resolved. Here's how to do it:

1. Navigate to Settings > General > Software Update.
2. If an update is available, tap the Install Now button to start the update process.

Way 3. Fix Vertical Lines on iPhone without Data Loss

One of the best solutions 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 fix all kinds of software-related issues on your iOS device. Some of the program's features include the following:

• It can repair many kinds of iPhone/iPad issues without data loss.
• It is 100% safe to use and ensures higher 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 18 and iPhone 16.

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.

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

FoneGeek will display the device model and provide the necessary firmware. Click "Download" to get the corresponding 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 vertical lines. But if the above steps don't work for you, try using the Advanced Mode. However, it will erase all existing data, and you won't be able to recover it.

Way 4. Factory Reset iPhone (Data Loss)

Factory resetting your iPhone is also a workable way to fix various iPhone issues including this one. But this method will cause total data loss and you should only use it if you backed up your important data. Here's how to do it:

1. Open Settings on your iPhone and go to General > Transfer or Reset iPhone.
2. Tap Erase all Contents and Settings and enter your passcode to confirm the action.

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

Way 5. Restore 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 iTunes will install the latest version of iOS.

Way 6. 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.

• 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.
• 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.

Way 7. Get the Screen Repaired/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 repaired or replaced. If the iPhone is still under warranty, you can go to the local Apple Store and get the geniuses to repair the device or change the screen for free. If the iPhone is not under warranty, you will have to pay some fees to repair the damage.

What Should You Do Before Fixing iPhone Vertical Lines?

Before fixing the lines on your iPhone screen, it's important to back up your data. This might be your last chance to save important info like contacts, photos, and videos.

• You can make the backup using  iTunes or iCloud. You will need to connect your iPhone to the computer if you choose iTunes. But if you choose to use iCloud, ensure that you have enough iCloud storage.
• Alternatively, you can also use a third-party tool like FoneGeek Backup & Restore (iOS) to back up everything or just specific files like WhatsApp, contacts, and photos to your computer.

Conclusion

The above solutions can all be useful to help you fix vertical lines on iPhone screen. Please note that some solutions will erase the device and cause data loss. So, remember to make a backup of your important iPhone data or use FoneGeek iOS System Recovery, which ensures no data loss and high success rate.