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[2022]Why Won't iPhone Update? Here Are 9 Ways to Fix it

Do you wish to have a better experience using your iPhone 13/13 Pro? iOS 16 beta 5 is coming up for fixing several bugs and bringing some new features. Have you got a problem when you tried to upgraded your iPhone/iPad/iPod Touch to iOS 16?

Some iPhone and iPad users said that iPhone won't update to iOS 16. The same problem also occurs when installing and downloading the new iOS 16.

Fret not, this article will provide you with almost all potential solutions this get rid of this issue. If you are suffering the same upgrading issue, you can follow the solutions below to successfully download and install the newest iOS version.

Part 1. Why Does My iPhone Keep Failing to Update?

Before we discuss all fixes for this issue, let's explore the possible reasons why iPhone won't update first.

  • There is no sufficient storage on your iPhone to install the new iOS package.
  • Poor network connection slows down the update progress.
  • Your iPhone or iPad's power supply is less than 50%.
  • The Apple server is down.
  • The update is not successfully downloaded.
  • The iPhone model is not compatible with the new iOS update.

Part 2. What to Do If iPhone Won't Update?

Check the Compatibility between iPhone and iOS 16

After the release the of iOS 16, a number of users can't wait to install the new iOS version to their iOS devices. When the new iOS 16 brings much more features than before, you should also consider that not all iOS devices are compatible with the newest iOS 16, especially for old iPhone models. So an error will occur when downloading iOS 16 to an old iPhone.

So you'd better check if your iOS devices are of the new model if you decided to update the iOS system to the new iOS 16.

Check iPhone Storage

If your iPhone won't update to the newest iOS version, you should check whether your iPhone has enough storage to install the new system, or an error will occur while installing iOS 16. So our 2nd suggestion is to check the iPhone storage.

  • Heading over to iPhone Settings.
  • Click Settings and General, then select iPhone Storage.
  • Generally, the spare storage to install a new iOS update should be more than 2.1 GB, if the iPhone storage is less than 2.1 GB, you should delete some photos or clear app caches to save enough space.

check iphone storage

Charge iPhone (Up to 50% Supply)

Besides enough storage, it is also very necessary to ensure enough battery power on your iPhone before upgrading to the newest iOS version. Thus it is advisable to charge the iOS device and ensure more than 50% power supply.

charge iphone

Delete the iOS Firmware and Update It Again

Your iPhone still won't update to iOS 16 after ensuring that there is enough storage and power to install the new iOS 16? Then try to delete the firmware update package and reinstall it. The detailed steps are a below:

For iOS version easier than iOS 11:

  • Go to Settings > General.
  • Click on the tab of "Storage & iCloud Usage" and select "Manage Storage".
  • The applications that you previously installed will be listed here, including the iOS 16 firmware package.
  • Click the iOS update firmware and click "Delete Update" to get it removed.

delete update earlier ios 11

For iOS version later than iOS 11, check the steps below:

  • Go to Settings > General.
  • Tap on the option of "iPhone Storage".
  • Select the delete the iOS update package from the app list.

delete update later ios 11

Download the Newest Update Again

Follow the steps below to download update on iPhone again:

  • Go to iPhone Settings.
  • Then go to General > Software Update to download the latest update.

delete and download update

Ensure a Stable Network Connection on iPhone

Stable and strong network should be connected on your iPhone to ensure a stable iOS upgrade progress, or the iPhone update will fail due to the network connection error. So if your iPhone won't update for network error, try to reset network settings on our iPhone, iPad and iPod Touch.

Simply click the Settings application icon, hit General option and select Reset > Reset Network Settings. After resetting network settings, you will need to re-enter the password to connect the network.

reset network settings

Try to Force Restart Your iPhone

One of the most eneralized way for this update issue is to restart the device. Restarting iPhone will eliminate a bunch of errors that amy interrupt the iOS update.

Refer the steps listed below to restart iPhone:Press and release the volume up button, then press and release the volume down button. Keep pressing the side button until Apple logo appears.

force restart iphone

iPhone Still Won't Update? Try an iTunes/Finder Update

Your iPhone still cannot update after trying the ways above? Why not use another tool to complete the iOS update? We know that iTunes is one of the bet opts for upgrading to the new iOS version. However, it will take a long time and the current data saved on your iPhone will be wiped up and overwritten afterwards. Thus you'd better back up the iPhone data in advance, then follow the steps to upgrade your iPhone with iTunes.

  • First of all, an newest version of iTunes should be downloaded and installed on your windows or Mac.
  • Run it and hit "Check for Update" to make a full backup of the device data.
  • iTunes will prompt you that a new iOS version is available now. Click "Update" and the new iOS 16 version firmware will start to be downloaded on your computer.

update iphone with itunes

Update iPhone in Finder

If your Mac OS is macOS Catalina 10.15 or newer, you can update your device with Finder:

  • Open your Mac and connect the device to Mac.
  • Click Finder to open it.
  • Then tap on iPhone under the option of Locations.
  • Click on Check for Update.

Update iPhone with FoneGeek iOS System Recovery (100% Success Rate)

Even though iTunes can be a great opt to update your iPhone, it is not always 100% working to complete the update. Some users have said that they also failed to update with iTunes due to unknown errors. Don't worry, there is an ultimate tool that 100% work to fix the updating problem: FoneGeek iOS System Recovery. This program allows all users to resolve all iPhone/iPad problems without damaging your iPhone data.

  • All difficult or easy issues could be resolved by this repair program, including the issue of iPhone won't update, iPhone stuck in recovery mode/dfu mode, iPhone won't turn on, iPhone is stuck on black screen, etc.
  • Anyone will be able to easily use this tool without any basic technology knowledge.
  • All iOS devices are supported, including iPhone 14, 13, 12, 11, XS, XR, XS Max along with iOS 16, 15, iOS 14, 13, 12, 12.1, 12.2.

   

Step 1. Download the trial version of this program on your computer. Running it and select "Standard Mode" on the home screen.

choose repair mode

Step 2. Plug your iPhone or iPad to computer with a lightning cable. Click "Next" and follow the steps on the program screen to put iPhone into DFU mode as the screenshot below.

connect ios device

Step 3. After that, the program will be allowed to detect your iPhone information and corresponding firmware package. Click "Download" and the newest iOS version will be installed on the device.

download firmware package

Check the Apple Servers

When Apple releases the new iOS update, millions of users will rush to download the update, which may cause Apple servers struggling to work with a heavy flow of users and result in the iPhone update failure issue.

In this case, you can wait for 1 or 2 days until you can download the update successfully.

Conclusion

All of the 9 solutions above will be able to fix the iPhone won't update problem for your iPhone, iPad and iPod Touch. Next time you won't update your iPhone or an error occurred installing iOS 16, feel free to try to fixes mentioned above.

Joan J. Mims

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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