How to Fix Error 1 while Restoring iPhone

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3 Ways to Fix Error 1 while Restoring iPhone

Some Apple users might have encountered the issue of Error 1 while restoring iPhone with iTunes. Actually, it is a kind of iTunes errors and you may meet such error when restoring, jailbreaking or downgrading your iOS device. And according to Apple, iTunes Error 1 is an error that could suggest an issue with the hardware itself. So if you have the Error 1 issue, how do you fix it. Here you can find the simple guide to fix the problem.

Part 1. How to Fix iPhone Error 1 without Data Lost with iOS System Recovery

Part 2. Guide to Fix iPhone Error 1 by Updating iPhone with iTunes

Part 3. Fix iPhone Error 1 by Updating iTunes

Part 1. How to Fix iPhone Error 1 without Data Lost with iOS System Recovery

To fix the iPhone Error 1 issue without the risk of losing data, it is strongly recommended to use the iOS System Recovery. It is a professional program and supports to fix all kinds of system problems on iPhone/iPad/iPod, including the issues of iPhone Error 1, iPhone gets stuck in recovery mode, iPhone is in black/blue/red/white screen, iPhone shows Apple logo and etc. And all generations of iOS device are supported, including the iPhone 7/7 Plus/6s/6s Plus/5s/SE, iPad mini, iPod touch and etc.

Now you can download and install the software on your computer for free, then check the guide offered below to fix the Error 1 issue.

Step 1. Launch the software on your computer and link your iPhone to PC with a USB cable. Then choose "More tool" > "iOS System Recovery" under the iPhone repair tools.

connect idevice to pc

Step 2. Then the software will automatically detect and display the problem of your iPhone it has detected, like Error 1, Error 27, Screenshot Not Working, Stuck at Apple logo, Recovery mode and etc. Just click "Start" button to continue.

detect the system problems on idevice

Step 3. After that, please check and confirm your iPhone information as prompted. If the the information is right, just click "Repair" button to begin fixing iPhone Error 1 issue. If not, just select the correct information and then click "Repair" button to start repairing.

The software will download the latest firmware version of your device to fix the iOS system issue after detecting your current iOS version.

start to repair iphone iphone error 27 issue

Part 2. Guide to Fix iPhone Error 1 by Updating iPhone with iTunes

You can also to fix the iPhone Error 1 issue with iTunes with the help of an IPSW file, which is a raw iOS firmware to update iPhone/iPad/iPod touch/Apple Watch/Apple TV. It can also to update your device with iTunes. This method might be a little bit complicated, but you can still do it by yourself with the guide below.

Step 1. Download the IPSW file for your iPhone. And please ensure to get the right file for your iPhone model.

Step 2. Run iTunes on computer and connect your iPhone to iTunes. Visit Summary section, simultaneously hold the Shift key and click the Update button on iTunes window.

If you are using a Mac, you might hold the Option (Alt) and Command keys and click the Update button on iTunes.

itunes update

Step 3. Then you will get a new window where you can find the saved IPSW file. Just click "Open" option to load it and follow the prompt on screen to update your iPhone with the IPSW file. Then the Error 1 issue might be fixed after updating.

fix error 1 with ipsw file

Part 3. Fix iPhone Error 1 by Updating iTunes

If you are using an outdated iTunes which is not support your iOS device any more, you might also get the iPhone Error 1 issue. So it is suggested to keep your iTunes updated to avoid those errors.

And you can fix the iPhone Error 1 issue by updating your iTunes, simply go to iTunes interface and click "Help" > "Check for Updates" to get a latest version of iTunes.

install the latest itunes on pc

Related Articles:

Simple Guide to Recover Lost Data from Dead iOS Devices

How to Fix iPhone/iPad Screenshot Not Working?

How to Fix "iPhone Is Disabled Connect to iTunes" Issue?

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