Why iTunes Error 1015 Occurs & How to Fix It

Failed to restore or update your iPhone and facing the unknown iTunes error 1015? This post will share you 6 useful fixes to help you get iTunes error 1015 fixed. Let’s check.

By iMobie | Posted on: Aug. 29, 2018, Last Updated: Aug. 29, 2018
Home > PhoneRescue > iOS Data Recovery > How to Fix iTunes Error 1015

The iTunes Error 1015 is a common error which happens when you can’t connect your device properly to iTunes. Not only does it cause problems with trying to update or restore your device, but it can also cause other issues with your computer, such as slow speeds and app compatibility problems. This article will help explain a little about why iTunes Error 1015 may be happening, and the steps you can take to fix it.

It’s important that you fix iTunes Error 1015 if it occurs because you will experience lots of annoying problems if you don’t. Some of the inconveniences the error causes are: super slow iTunes speeds, issues with loading various apps, the Blue Screen of Death, slow internet speeds and your system freezing and crashing. Read on to find out more details about Error 1015 and exactly what you can do about it.

Why iTunes Error 1015 Occurs

iTunes Error 1015

iTunes Error 1015

When Error 1015 happens, you will either be notified explicitly with a dialogue box saying something like “The iPhone could not be restored. An unknown error occurred(1015).” or “The iPhone could not be updated. An unknown error occurred (1015).”

The error may be caused by your computer not having the right files and setup to process connection with your device properly. This means that you won’t be able to effectively update your device, and you may be stuck in a cycle of constant rebooting. It can be caused by incompatible drivers or applications, missing files or inadequate installation or uninstallation.

How to Fix iTunes Error 1015

Here are the best ways to solve the problem of the iTunes Error 1015, ranked in order of importance.

1. Install the Latest Version of iTunes

Installing the latest version of iTunes onto your computer will help to fix any bugs and glitches that may be the reason behind Error 1015.

iTunes on PC

Step 1: Open iTunes and go to the Menu bar.

Step 2: Click Help > Check for Updates.

Step 3: If there is an iTunes update available, download it.

Step 4: Your iTunes will automatically restart and hopefully your Error problem will be fixed.

Check iTunes for Update on PC

Check iTunes for Update on PC

iTunes on Mac

Step 1: Go to the App Store on your Mac.

Step 2: Click on Updates at the top of the screen.

Step 3: Check for an iTunes update and click on it if it’s there.

Alternatively, both PC and Mac users can go to the Apple website and download the latest edition of iTunes.

2. Make Sure Your Computer & Device are Updated

As well as checking for iTunes updates, make sure that your computer is running the latest version of its software. On a Mac computer, you can find this in the MacOS section of App updates. Also, ensure that your device is fully updated with the latest iOS software.

3. Check the USB Connection

A faulty USB connection could also be causing the Error 1015. Follow these tips for ensuring your USB connection is working properly.

Step 1: Always use a compatible lead to connect your device to your computer.

Step 2: Check for problems with the port, connector and lead to make sure there is no damage.

Step 3: Unplug and reconnect on both ends of the connection.

4. Turn Off & On Again

It might be considered the classic ‘dummy’ fix, but turning your computer and device off and on again could help fix the problem. If you have problems restarting your phone, you can perform a hard reset by holding down the Home and Power buttons until the phone screen goes black and then shows the Apple logo.

5. Check Security Software

Your computer’s security system and Firewall might be blocking iTunes from updating and restoring correctly. Go to each element of your security software and make sure iTunes is listed as an exception to their blocks.

6. Ask for Help

If you’ve followed these tips and still can’t fix iTunes Error 1015, it might be time to ask for some help. Contact the Apple Support team and see what advice they can give you.

The Bottom Line

So, there we have it. The 1015 error is not uncommon, and there are plenty of things you can do to get your iTunes working perfectly again. We hope you’ve found this information helpful, and continue to enjoy all your Apple Products without further problems.


Member of iMobie team, an Apple fan as well as an anime lover. Like to share solutions on iOS and Android related problems.

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