The iTunes error 14, so-called iPhone error 14, always happens when updating iPhone via iTunes. Apple explained that the most common cause of this iTunes error code 14 is insufficient space on your device. Sometimes, a poor connection may also result in iTunes error 14. Though, it is just a minor reason and can be easily checked.

itunes error 14

Part 1. 2 ~ 3 X Faster Solution to Fix iPhone Error 14 without Data Loss

Many software on the market can fix iTunes error 14, but there is a risk of data loss. Luckily, Tenorshare ReiBoot has the technology to remove iTunes error 14 without data loss. Additionally, it's also possible that iTunes error 14 is caused by other software-related problems. As such, we highly recommend that you use Tenorshare ReiBoot to fix it. Let's check out the step-by-step guide below.

Step 1 Download and Install ReiBoot on PC or Mac

Run ReiBoot on your computer, and please connect iPhone to your computer. Click "Start" button.

upgrade macos with reiboot

Step 2 Download Firmware Package

If you're ready, click 'Download' to download the latest firmware package. It will take some time due to about 5GB firmware package.

download firmware package

Note:

If your device can't be detected, ReiBoot will help your device enter Recovery Mode first.

enter recovery mode instructions

However, when the device doesn't show up even in Recovery Mode, click 'Try DFU Mode' on the bottom.

enter dfu mode instructions
  • If you failed to download the firmware package, you can download it through browser by hit 'click here'.
  • If you've already downloaded the firmware package on computer, just click "import local file" to import the firmware manually.

Step 3 Click 'Standard Repair' to Proceed

In the below interface, select 'Standard Repair' and read the note below to avoid repairing process failure.

select standard or deep repair

The whole repair process will take a few minutes, please wait patiently.

start standard repair

After the repair is done, your iOS device will automatically reboot and all your data will not be erased.

start standard repair done

Part 2. 5 Common Ways to Fix iPhone Update Error 14

Way 1 Check Your USB Connections

When it comes to fix iPad error 14, the first thing is to check your USB connection in following ways:

  • Use the USB cable that came with your device. If you don't have it, try a different Apple USB cable.
  • Switch to a different USB port on your computer. Don't plug into your keyboard.
  • Plug into a different computer.

If you succeed in fixing iTunes restore error 14, it proves that this error caused by your USB connection. But, if none of the above steps didn’t help you fix error code 14 iTunes, try to fix with the following.

Way 2 Restart Your PC/Mac to Fix iTunes Error Code 14

When you encountered iTunes error code 14 when update or restore your iPhone, iPad, reboot your PC/Mac and your iPhone/iPad. Sometimes, simple but crucial measure really solves problem.

Way 3 Delete Downloaded Firmware Files and Update Again

Got iPhone unknown error 14 and when you tried updating again got the message the firmware is corrupted while downloading. In this case, you need to delete the previously downloaded update / upgrade file (iOS firmware file with .ipsw file extension).

  • Close iTunes on your Mac or Windows PC.
  • Delete the ipsw file download previously. The downloaded ipsw file is located at following locations depending upon your computer OS.

    Mac OS X:

    iPhone: ~/Library/iTunes/iPhone Software Updates

    iPad: ~/Library/iTunes/iPad Software Updates

    Windows Vista, 7, 8,10:

    iPhone: C:\Users\[username]\AppData\Roaming\Apple Computer\iTunes\iPhone Software Updates

    iPad: C:\Users\[username]\AppData\Roaming\Apple Computer\iTunes\iPad Software Updates

After that, restart your iTunes and update your device again.

Way 4 Fix iTunes Error 14 with A Hard Reset

iTunes error14 sometimes might be caused by software issue like software crash. This can be resolved by using Hard Reset. Follow the steps to perform a force restart on iPhone.

  • On an iPhone 8 or later: Press and quickly release the Volume Up and Volume Down button. And then press and hold the Power button until you see the Apple logo.
  • On an iPhone 7 or iPhone 7 Plus: Press and hold both the Side and Volume Down buttons for at least 10 seconds, until you see the Apple logo.
  • On an iPhone 6s and earlier, iPad, or iPod touch: Press and hold both the Home and the Power/Sleep buttons for at least 10 seconds, until you see the Apple logo.
hard reset iphone

Way 5 Uninstall or turn off the security software

If you have security software install on your Mac/PC, you should switch off the security software, and attempt the restore and update again. If the error still persists, uninstall the security software, and then attempt the restore and update again.

Conclusion

We cover up the full ways to fix error code 14 iTunes. Tenorshare ReiBoot is the iOS system repair software to fix to fix iTunes sync or iPhone erros, such as iPhone error 4037, itunes error 4000.

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