How to Fix iPhone Error 27 (iTunes Error 27) with 4 Ways

Did you encounter Error 27 on iTunes? Fixing this dreaded error is simple by following these simple steps on any phone model and that too without losing files or data.

iTunes error 27 or iPhone error 27 occurs when you try to restore your iPhone device. The error can occur in different iPhone devices like iPhone 6, iPhone 7 and iPad, This page explains ways you can fix it and suggests software that can not only fix error 27 but also many other iPhone errors.

Part 1. Quit iTunes and reopen it

A common cause behind the error 27 can sometimes be a minor glitch or technical error in iTunes. Usually, this can be resolved by restarting iTunes. Doing this procedure will also make sure iTunes starts afresh and is busy with no other tasks.

To exit iTunes completely, you should use the Windows Task Manager or Mac's Activity Manager. To quit and reopen iTunes, follow the steps below.

For Mac users

Step 1: Search for "Activity Monitor" in the spotlight search field.

Step 2: In the "Activity Monitor", select "iTunes" and then click "Quit Process". Click "OK" on the confirmation dialogue box to exit iTunes. This will close the iTunes program completely.

Step 3: Now open iTunes again.

Quit iTunes and reopen it

For Windows users

Step 1: Search for "Task Manager" by searching in the "Start Menu" or by pressing "CTRL + ALT + DEL".

Step 2: Select "iTunes" in the "Task Manager" and click "End Task". iTunes will close now.

Step 3: Launch iTunes again.

Task Manager on Windows

If this does not resolve the error 27 in your iPhone, one of the next solutions will definitely be helpful.

Part 2. Disable anti-virus program

Third party security software can block iTunes from connecting to the server. This can result in error 26 when you attempt to restore iPhone. See if this is the problem by disabling the anti-virus temporarily.To disable the anti-virus program, right click on the anti-virus icon and then click "disable".

If the problem persists even after disabling the anti-virus, then you should try the next methods.

If disabling the anti-virus resolves your problem, consider upgrading or replacing your anti-virus program.

Part 3. Check your USB cable

Hardware issues lead to iTunes error 27 very often. Before you try more complicated methods, you can check if the issue is arising due to a defective USB cable. To ensure this, you can follow the steps below-

Step 1:Make sure you are using Apple-certified cable.

Step 2: Make sure your iPhone stays connected to your computer when you restore it.

Step 3: Check if the USB cable is defected or torn. If your iPhone doesn't respond when it is connected to your computer, it might mean the cable is damaged.

Check your USB cable

Part 4. Use a different computer

It is possible a certain process or malware in your computer interferes when you try to restore your iPhone. This method will work if -

1. Your computer's OS is out-of-date.

2. Your computer is infected with malware or virus.

If the problem lies with your computer, use a different computer that has an updated Operating System version and also the latest version of iTunes installed.

Part 5.What to do if your phone stuck on Apple/iTunes logo because of iTunes error 27

Did error 27 cause your iPhone to be stuck on Apple/iTunes logo? iSkysoft Toolbox - Repair (iOS) is a simple iOS system recovery tool that can fix almost every iOS and iTunes problem including error 27.

If you would like to transfer backup music from Mac to your Android device, the best application to use is iSkysoft Toolbox - Transfer (Android). It is a very easy to use phone transfer tool that you can use to transfer many things between Android and computer, including apps, contacts, messages, call logs, music and videos. It also allows you backup phone data on your Mac computer without quality loss.

toolkit-for-ios

iSkysoft Toolbox - Repair (iOS)

Best iPhone/iPad system recovery tool

  • Easily fix common iPhone errors like stuck in DFU Mode, iPhone stuck on Apple logo, iPhone black screen of death, or iPhone frozen/not responding.
  • It can fix errors on most iPhone devices including iPhone XS/XS Max/XR/X, iPhone 8 Plus/ 8, iPhone 7 Plus/ 7, iPad Pro, iPad Air, iPad mini, iPad, etc.
  • It is compatible with different versions of commonly used operating systems like Windows and Mac.
  • You will not use the important data stored in your iPhone.
  • With this software, you can even schedule your iPhone for automatic updates.
4,290,481 people have downloaded it


How to fix error 27 using iSkysoft Toolbox - Repair (iOS)

Use the following steps to recover your phone completely from error 27.

Step 1: Install and launch iSkysoft Toolbox - Repair (iOS)

toolbox home win

Download and installiSkysoft Toolbox - Repair (iOS) on your computer and then launch it. Make sure your iPhone device is connected to your computer via USB.

Step 2: Begin repair

From the home menu, select the "Repair" module. A list of common iOS errors will appear. From this select your error, that is error 27 and click on the green colored "Start" button to continue.

ios repair choose a problem

The iSkysoft Toolbox - Repair (iOS) will now detect your iPhone model and other details related to it. For example, if you connect iPhone 6, it will display, "iPhone's (iPhone 6) is connected". Check if the details are correct and click "Next" to proceed to the next step.

ios repair shows device info

Step 3: Activate DFU Mode

Now you need to enter your device into DFU Mode, for which you can follow the steps below.

For iPhone 7/7 Plus

1. Start by pressing and holding the "Lower Volume Button" and "Power Button" just for 10 seconds.

2. Now release the "Power Button" , but you still need to continue holding the "Lower Volume Button".

For iPhone 8/8 Plus/X:

1. Quickly press and release the "Volume Up Button" and then the "Volume Down Button".

2. Press and hold the "Side Button" until your device screen goes black.

For iPhone 6/6 S

1.For iPhone 6/6s, just start by pressing both the "Home Button" and the "Lock Button" just for 10 seconds.

2. Release the "Lock Button" while continuing holding the "Home Button" until your device screen turns black.

Activate DFU Mode

Step 4: Download the required firmware package

The iSkysoft Toolbox - Repair (iOS) will recommend downloading a firmware matching your iPhone and the error you encountered. Click on the green colored "Download Button" to begin the download. Now, wait until the download finishes.

ios repair confirm the detected model

Step 5: Resolve iTunes error 27

When the firmware is downloaded, you can fix your iPhone by clicking on "Fix Now Button". But remember to check the checkbox underneath that says "Retain native data". This way, you can ensure that none of your data is vanished.

ios repair downloading in process

When the process is complete, your iPhone will be recovered to the state it was before the error 27 occurred.

ios repair start fix now

Part 6. Restore iOS device in DFU mode

DFU mode stands for Device Firmware Update. The DFU Mode essentially reloads your device software and firmware. This will fix the error, but it will result in losing your data. You can put your iPhone in DFU Mode using the following steps.

For iPhone 6/6S

1. Connect your iPhone to your computer.

2. Now start by holding on the "Home Button" and the "Lock Button" for about 10 seconds.

3. Proceed by releasing the "Lock Button" while holding on the "Home Button" simultaneously.

4. ITunes will display when your device that your device has entered the DFU Mode.

enter iphone 6 into dfu mode

For iPhone 7/7 Plus

1. Make sure your device is connected to the computer before you begin. Also, ensure you have iTunes open on your system.

2. Now start holding down the "Side Button" and the "Volume Button" together.

3. Let go the "Side Button" after 8 -10 seconds and continue holding the "Volume Button".

enter iphone 7 into dfu mode

For iPhone 8/8 Plus/X

1. Connect your iPhone device to the computer using an Apple-certified USB cable.

2. Proceed by quickly pressing and releasing the "Volume up Button" and then press and release the "Volume down Button" quickly.

3. Now, hold down the "Side Button" until the screen goes black. iTunes will alert you when your iPhone enters the DFU Mode.

enter iphone X into dfu mode

Part 7. Check for outdated or modified software

Outdated iTunes version can result in failure to restore iPhone. To update iTunes version, follow the steps below-

For Mac users

1. Start by clicking "Apple Menu" and then go to "System Preferences".

2. Now, click "Software Update". Update packages for iTunes in Mac are bundled together with MacOS updates.

If your MacOS is up-to-date, you can still check for iTunes update using this.

For Windows users

1. Open iTunes.

2. Open "Help" from the menu bar at the top and then click on "Check for Updates".

3. Follow the instructional prompts to update iTunes.

Part 8. Contact Apple support

If you do not know how to fix the problem, you can get expert help from Apple's support technicians by calling their official phone number. You may also locate Apple-authorized service provider near you to solve your problem.

Wondershare Editor
May 31,2019 11:57 am / Posted by Elva to Fix iPhone System

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