How to Fix iTunes Error 14 When Updating to iOS 11/10.3.3


How to fix iTunes error 14 when updating to iOS 12 or iOS 12.0.1? This guide will tell you the basic solutions to fix this iTunes error 14 problem.

Oct. 24 2018

by iMobie

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AnyTrans – Best iPhone Content Manager

This easy-to-use iOS data manager can help you always put your iPhone/iPad content in the right place. Remember to give it a try after you have fixed iTunes error 14 issue.

You know, Apple released the version of iOS 12 in September of 2018, and then continually released some versions to fix bugs and bring some improvements, like iOS 12.0.1. You may have decided to download and install iOS 12 on your device due to its feature.

Upgrading to new iOS is great, however, you may meet some annoying problems even though you have made full preparation. Therefore, in this guide, we will focus on how to fix iTunes error 14 when installing iOS 12 or even iOS 12.0.1 so that you can have a smooth upgrade.

Many users have received "The iPhone/iPad could not be restored. An unknown error occurred (14)." just like you. It happens when you are trying to update your device to iOS 12 or iOS 12.0.1 as well as restoring from the backup. You may have made it when you update to iOS 8 or iOS 9, but this time you can’t do that anymore. To help you out, here in this guide we list the most useful methods to help you solve iTunes error 14 issue.

iOS 11/10 Upgrade Problem - iTunes Error 14

iOS 11/10 Upgrade Problem - iTunes Error 14

How to Fix: This iPhone/iPad Could Not Be Restored, An Unknown Error 14 Occurred

Solution 1: Check Your USB Cable

iTunes error 14 may happens when you have a USB connection issue. Try a different USB port on your computer or use a different USB cable. You’d better use the original Apple Lighting USB that came with your device. And you can text the USB cable on another computer.

Solution 2: Restart Your iDevice and Computer

This is one simple way to fix iTunes error 14 problem. You may often forget about it. You can always try to restart your device when you meet any problem.

Solution 3: Backup and Try Clean Restore

First backup your device and then perform a clean restore of iOS 10/11. Then have a clean restore of iOS 12 using the IPSW file that downloaded from Apple’s Developer Center. Finally restore your device with the backup you created after installing iOS 12 successfully.

Solution 4: Install the Latest Version of Xcode 8

Go to Apple’s Developer’s website to download and install the latest Xcode 8 on Mac computer. Apple says: You must have the latest version of Xcode 8 installed on your Mac before using a Restore image to install iOS or tvOS beta software on a device. So make sure to have the latest version of Xcode installed on computer to avoid or fix iTunes error 14.

Solution 5: Update iTunes to the Latest Version

Apple has always released new version of iTunes to work with the new operating system, so go to have a check and update the iTunes to the latest version.

Solution 6: Turn off Security Software

If you have security software installed on computer, you can first turn it off and then try to update and restore your iPhone/iPad again. If you still meet iTunes error 14, then you can uninstall the security software.

Some users have reported that when they are updating iPhone they receive error 14, and their device also stuck in recovery mode. If unfortunately you meet this issue, you can go to this page to see how to fix it: Fix iPhone iPad Stuck in Recovery Mode When Updating iOS >

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