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iPhone Screen Flickering or Touch Not Working After Update!

Updating your iPhone is usually a smooth process that brings new features, security improvements, and bug fixes. However, some users experience unexpected problems after installing a new iOS update. Two of the most common complaints are an iPhone screen flickering after update and an iPhone touch screen not working after update.

If your iPhone screen is flashing, glitching, freezing, or becoming unresponsive after an update, don't panic. In many cases, the issue can be fixed with simple troubleshooting steps. This guide explains the possible causes, solutions, and when it may be time to seek professional help from iFixScreens.

Why Is My iPhone Screen Flickering After an Update?

An iPhone screen flickering after update issue can happen for several reasons. While software updates are designed to improve performance, sometimes bugs, compatibility issues, or interrupted installations can create display problems.

Some common causes include:

  • Temporary software glitches

  • Incomplete iOS installation

  • Corrupted system files

  • App compatibility issues

  • Low storage space

  • Display hardware problems that become noticeable after an update

The flickering may appear as flashing lines, random brightness changes, screen blinking, or visual distortions.

An Iphone Screen Flickering After Update Issue Can Happen For Several Reasons. While Software Updates Are Designed To Improve Performance, Sometimes Bugs, Compatibility Issues, Or Interrupted Installations Can Create Display Problems.
Some Common Causes Include:
Temporary Software Glitches
Incomplete Ios Installation
Corrupted System Files
App Compatibility Issues
Low Storage Space
Display Hardware Problems That Become Noticeable After An Update
The Flickering May Appear As Flashing Lines, Random Brightness Changes, Screen Blinking, Or Visual Distortions.

Why Is My iPhone Touch Screen Not Working After an Update?

Another common issue is an iPhone touch screen not working after update. Some users notice delayed responses, frozen screens, or complete touch failure after installing a new version of iOS.

Possible reasons include:

  • Software conflicts

  • System bugs

  • Faulty apps

  • Touchscreen calibration issues

  • Physical screen damage

  • Internal hardware problems

If the touch screen becomes completely unresponsive, even basic actions like unlocking the device can become difficult.

Why Is My Iphone Touch Screen Not Working After An Update?

How to Fix an iPhone Screen Flickering After Update

1. Restart Your iPhone

A simple restart can often resolve temporary software issues causing an iPhone screen flickering problem.

Turn your device off, wait a few seconds, and turn it back on. This refreshes system processes and may eliminate minor glitches.

2. Check for a New Software Update

Apple occasionally releases patches shortly after major updates to fix bugs.

Go to:

Settings > General > Software Update

If a newer update is available, install it to see if the iPhone screen glitching after update issue is resolved.

3. Free Up Storage Space

Low storage can affect system performance and lead to display or touch problems.

Go to:

Settings > General > iPhone Storage

Remove unused apps, photos, or files if storage is nearly full.

4. Remove Problematic Apps

Some third-party apps may not be fully compatible with the latest iOS version.

If the screen flickering started after opening a specific app, try updating or uninstalling it.

5. Reset All Settings

This won't erase personal data but will restore system settings.

Go to:

Settings > General > Transfer or Reset iPhone > Reset > Reset All Settings

Many users find this helpful when dealing with an iPhone touch screen not responding issue.
How To Fix An Iphone Screen Flickering After Update

How to Fix an iPhone Touch Screen Not Working After Update

Force Restart Your Device

A force restart can clear temporary software bugs.

The process varies depending on your iPhone model, but it often resolves minor touchscreen issues quickly.

Disconnect Accessories

Remove any charging cables, Bluetooth accessories, or screen protectors that may interfere with touch sensitivity.

Restore iPhone Using Recovery Mode

If the issue continues, restoring your iPhone through Recovery Mode may help repair corrupted system files.

Always back up your data before performing a restore.

How To Fix An Iphone Touch Screen Not Working After Update

When the Problem May Be Hardware Related

Sometimes the update itself isn't the real cause.

An existing display issue, loose internal connection, or damaged screen may become more noticeable after a software update.

Signs of hardware-related problems include:

  • Persistent screen flickering

  • Black spots on the display

  • Ghost touches

  • Unresponsive areas of the screen

  • Flickering that remains after a factory reset

In these situations, professional diagnostics may be necessary.

When The Problem May Be Hardware Related

How iFixScreens Can Help

If troubleshooting doesn't solve the problem, iFixScreens can help identify whether the issue is software-related or caused by damaged hardware.

Our experienced technicians at iFixScreens perform detailed diagnostics to determine the exact source of the problem. Whether you are dealing with an iPhone screen flickering after update issue or an iPhone touch screen not working after update, professional evaluation can save time and prevent further damage.
How Ifixscreens Can Help

Professional Screen Repair Solutions

A damaged display assembly can sometimes mimic software problems.

At iFixScreens, our technicians can inspect your device and recommend the appropriate repair solution if the screen, digitizer, or internal components are affected.

Using quality replacement parts and professional repair procedures helps restore your device's functionality and performance.

Professional Screen Repair Solutions

Preventing Future iPhone Update Issues

While not every issue can be avoided, these tips may reduce the chances of problems after future updates:

  • Back up your iPhone before updating

  • Ensure sufficient battery charge

  • Maintain available storage space

  • Update apps regularly

  • Install updates using a stable internet connection

These simple precautions can help minimize the risk of an iPhone screen flickering or touch screen not working problem after an update.

Final Thoughts

Experiencing an iPhone screen flickering after an update or an iPhone touch screen not working after an update issue can be frustrating, especially when your device was functioning normally beforehand. Fortunately, many cases are caused by temporary software glitches that can be fixed through simple troubleshooting steps.

However, if the problem persists despite trying multiple solutions, professional assistance may be necessary. iFixScreens can help diagnose the issue, determine whether it's software or hardware related, and provide reliable repair options to get your iPhone working properly again.

Addressing the problem early can help prevent further complications and ensure your device continues to perform at its best.

FAQ for 

iPhone Screen Flickering or Touch Not Working After Update!

Why is my iPhone touch screen not working after update?

A. A software bug, app conflict, or incomplete update may cause the touch screen to become slow or unresponsive.

Why is my iPhone screen flickering and unresponsive?

A. Screen flickering can happen because of software glitches, display issues, low storage, or hardware damage.

What is the touch problem with iOS 18?

A. Some users reported touch delays, screen freezes, or unresponsive areas after updating to iOS 18 due to software bugs.

How to restart iPhone when screen is flickering?

A. Try a force restart. Quickly press Volume Up, then Volume Down, then press and hold the Side button until the Apple logo appears.

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About the author

iFixScreens


Ravi is the head of Content Strategy at iFixScreens Corporate. With over a decade of experience writing technical content for his readers, Ravi has helped thousands of readers with helpful content, tips, and tricks. He mainly writes content related to gadget repairs, such as iPhones, Smartphones, tablets, and laptops.


Question? Send me an email info@ifixscreens.com

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