4 Ways to Solve an Error Occurred Installing update iOS 15 | iPad/iPhone

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Fix Unable to install update iOS 15 in simple methods

As we know that iOS 15 was released on 20th September 2021 officially to users worldwide. The testers and developers gave great feedback about the version. It is having much better features than older versions along with advanced security features. Although, it was well-rated and reviewed.

It has few variations like

  • iOS 15.1.1
  • iOS 15.2
  • iOS 15.0.1
  • iOS 15.0.2

So, as of information, there is an error persisting while performing the installation of iOS 15. So, I will show a few ways which will solve that error in seconds.

It can be installed on both iPad and iPhone. First, make sure that your device is compatible with the iOS 15 update.

So, if you are facing this error, follow these methods.

Method-1: Clear Cache and Check on the “Other” storage section

Step-1): Go to Settings on your device and open General settings.

Step-2): Click on iPhone Storage.

Step-3): Check the storage occupied by the category tilted Other.

iPhone Storage Screen

Step-4): Also, check the System storage memory.

iphone storage screen image

Step-5): Now, inspect them and delete unwanted huge files permanently.

Step-6): Along with that, clear the cache of all apps.

Method-2: Reset Network Settings and Restart the Device

Step-1): Firstly you can Go to mobile Settings and then General.

Step- 2): Choose Reset and click on Reset Network Settings.

If there is any instability while downloading the update, it will be resolved by this operation. The update which is downloaded under an unstable network won’t get installed due to resuming errors.

Step-3): Now, after successfully resetting network settings, perform a restart on your device.

Method-3: Re-install the Update

Step-1): In the same manner, here also you can go to the General Settings option and then open iPhone Storage.

Step-2): You can see the downloaded iOS 15 update which is ready to install but persists with an error.

Step-3): So, just delete that update and re-install✅ the same again.

Step-4): For re-installing the update, you can open the General Settings option and then choose the Software Update.

Step-5): Download the update which is available and of course the latest.

Sometimes, as we discussed before, there will be some package problems along with the updates which are already on downloads. It might be one of the errors so, this method is preferable.

Method-4: Installing update iOS 15 through iTunes

This is a different way to update your device to iOS 15. However, this method isn’t harmful though. But, it’s a bit time taking process.

Step-1): First of all, you need to do is install the latest version of iTunes on your device.

Step-2): Then, you need to download an official document of the iOS 15 update which is available on its website.

Check out the file here IPSW Document – iOS

Step-3): Open iTunes on your PC and connect your device to the PC.

Step-4): Perform reinforcement with iTunes.

Step-5): Now, open DFU(Device Firmware Update) mode on your device.

Step-6): Then, check on iTunes and open the options tab. Click on the check for updates button to get it.

Step-7): Now, choose the IPSW set available on iTunes and everything works automatically to download and up to the installation of the iOS 15 update.

If you still can’t do the update Installing process, your device isn’t compatible with the iOS 15 update. Once, do recheck the compatible devices list of iOS 15.

So, this is how we can fix that iOS update installation error with a few steps. If you have any doubts regarding anything, you can comment below and your question will get a solution within 24 hours.

Also, check other iOS related blogs

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