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Whenever your iPhone freezes, even after the iOS 15 update, you can be easily irritated as there is no access to any data stored on it, thus you can not work and even live smoothly like before. If you are part of those who desire to identify what has to be done when your iPhone keeps freezing, then this article will assist you. Just keep reading!

Part 1. Why Is My iPhone Freezing All the Time?

  • Battery issues: Your iPhone can be frozen if you have exposed it to extreme temperature. Battery health is vital for iPhone to function normally. And if your iPhone battery drains up during the iOS 15 update, it can also freeze.
  • Software issues: As one of the most common causes for iPhone issues, software glitches can lead iPhone to freeze, too. And those software-related issues always occur during a failed iOS 15 update, restoration or jailbreak.
  • Hardware issues: It’s also possible that your iPhone has some hardware problems such as malfunction components, poor contact between certain parts.

Part 2. What to Do When iPhone Freezes

1. Charge iPhone if Your iPhone Freezes

If your iPhone is freezing on an empty screen during the iOS 15 update, you can try to charge it with the original USB cable. Simply use the cable to connect your frozen iPhone to a wall outlet instead of the USB port of the computer. If the battery is entirely drained, it might take up to 20 minutes of boosting before your device starts working normally again.

charge iphone

2. Force Restart the iPhone

If your iPhone keeps freezing after iOS 15 update, you can occasionally solve the problem by force restarting it. This is a common method for many iPhone issues and some Apple users get their problem solved by this way. Follow different steps below according to your iPhone models.

  • For iPhone 6 or earlier models: Press down the Home button and the Power button at the same time. Keep holding both buttons till the Apple logo appears.
  • For iPhone 7 or 7 Plus: Press and hold the Volume Down button and Power button at the same time. Release the buttons when you see the Apple logo.
  • For iPhone 8 or later models: Quickly press and release the Volume Up button, and then do the same for Volume Down button. After that, press and hold the Power button till you see the Apple logo.

force restart iphone 8

3. Use the Professional iOS Repair Tool Umendit

Even though all the methods above have the possibility to fix the iPhone that is frozen, the success rate is comparatively low compared with the professional tool. And if you have tried all the methods above and got nothing, You can consider the all-in-one iOS repair tool, Umendit.

  • Umendit can repair your iPhone that freezes after iOS 15 update or in any other occasions, iPhone stuck on the Apple logo, recovery mode screen, spinning wheel, and many other iOS issues without data loss.
  • The interface and operation of this program are user-friendly that even the green hand in this field can fix their device with several clicks.
  • 60-day refund policy promises user's rights to the most extent.
  • It supports all iOS versions including the latest iOS 15.
  • Supports all iOS/iPadOS/tvOS versions including the newly released iOS 15.
umendit logo

To use it, you need to download Umendit and launch it on your computer. Then, you need to follow these steps:

  • 1 Choose the Standard Repair from the main interface and then connect your iPhone to your computer.
  • choose a mode

  • Umendit will ask you to put your device into DFU/Recovery Mode because your iPhone can not be detected now. You can simply follow the steps on the screen to do it.
  • put iphone into recovery mode

  • 2 Once Umendit detects your iPhone, it will automatically provides all the suitable firmware for your iPhone. Select the one you want and click Next.
  • download the firmware

  • 3 After downloading the software, click the Start button and Umendit will begin repairing your frozen iPhone. Don’t unplug your iPhone during the process, or you may run the risk of getting it bricked again.
  • start to fix

4. Update/Restore iPhone via iTunes/Finder

iTunes/Finder can be used to repair a frozen iPhone through recovery mode. And you can choose to update or restore your iPhone. Updating the iPhone will only install the latest iOS version on your device and keep all your data safe. However, the success rate is much lower than restoring an iPhone, which is more possible to fix your iPhone that freezes with the price of data loss. And if you have updated the iPhone to iOS 15, then you can only choose to restore it. Let’s see how to do it.

In the very beginning, you need to launch iTunes/Finder, then connect your iPhone to the PC. Now you need to put your iPhone into recovery mode so that the iTunes can detect it.

  • For iPhone 8 or later iPhones: Press and release the Volume Up button, and then press and release the Volume Down button. Finally press and hold the Side button until the recovery mode screen shows. Don’t release the button when you see the Apple logo.
  • For iPhone 7/7 Plus: Press and hold the Volume Down button together with Side button. Keep holding till the recovery mode screen appears.
  • For iPhone 6 or earlier iPhones: Press and hold the Home button and Side button at the same time. Release the buttons when you see the recovery mode screen.

iphone recovery mode

After iTunes/Finder detects your iPhone, a pop-up window with Update button and Restore button will shows on the screen. Choose any one of them and confirm your action.

restore iphone via ituens

If you have backed up your iPhone via iTunes/Finder, you can restore the previous backup afterwards.

Part 3. Additional Tips for Still Functional iPhone

In case some iPhones may freeze but still keep functional, we have collected some possible methods for those iPhone holders to solve the problem.

1. Turn off All the Running Apps

Occasionally some applications may become unresponsive and makes your device freeze. At this time, you need to shut all them down to get your frozen iPhone back to normal.

  • For people who have an iPhone with the Home button, double click on the Home button, then all the running apps will appear on the screen. Swipe your finger upwards and close all of them.
  • For people whose iPhone has no Home button, swipe up from the bottom of the screen and pause in the middle of the screen. Then, swipe up on each app to close them all.

force quit apps

2. Free up Some iPhone Storage

In many cases, the iPhone freezes because of the shortage of storage, and that’s why restoring via iTunes/Finder can repair the problem. And if your frozen iPhone can work in some cases, you can clean the space manually.

Go to Settings > General > iPhone Storage.

You can check which app occupies most of the space and delete it or the data of it. You can also delete some unused apps to fix the problem. Generally speaking, 800MB to 1GB available space is necessary for iPhone to work normally.

free up iphone storage

7. Reset All Settings

In some cases, there are several unknown changes in your settings which may result in the frozen iPhone. At this time, you can wipe the error out by resetting all settings.

Go to Settings > General > Reset > Reset All Settings.

Then you can enter your password and wait for the whole process to complete.

reset all settings


That's all about how to fix the iPhone freezes issue. No matter your iPhone freezes after iOS 15 update, restoration or during daily use, you can find one method for you here. You can try any method above to solve the issue. However, the Umendit iOS repair tool figures prominently among all because of the high success rate, user-friendly interface, no data loss feature. Just download and give it try!


Sebastian Evans Updated: Sep 23, 2021, Filed to Fix iPhone

An expert dedicated into the field of iOS/iPadOS/tvOS problems. 10 years experience of how-to articles writing.

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