How to Fix iTunes Error 17 While Upgrading iPhone/iPad

With the launch of new iOS 10.3.1, many iPhone users are trying to update their iOS device, but sometimes they encounter with iTunes Error 17. Apple says that the iTunes Error 17 is appearing because of connectivity problem. In this post, I have described simple ways to fix iTunes Error 17 problem on your iOS device.

If you are already aware of troubleshooting iTunes error messages, then you will find the iTunes Error 17 is similar to error 3194 and error 4005 that also show up when you try to restore or upgrade your iPhone via iTunes. Fortunately, here I have few simplest working solutions to fix iTunes Error 17.

How to Fix iTunes Error 17 While Upgrading iPhone or iPadHow to fix iTunes Error 17

Solution #1: Check your internet connectivity

Since the connectivity issue caused the iTunes error 17, so my first advice is to check your internet connection before getting started to upgrade your iOS device. It is possible that iTunes Error 17 could happen when iTunes unable to download IPSW file and that may happen because of unstable internet connection. If you are using Wi-Fi, check your Wi-Fi connection is stable. You can also check Internet connectivity by surfing any site on the browser.

Solution #2: Check Firewall, Administrator Settings

Firewall and anti-virus software may protect your iTunes from connecting to the Apple’s server. So when you are updating iOS via iTunes temporary turn off the firewall, anti-virus VPN or proxy to upgrade your iPhone or iPad with iTunes.

Solution #3: Upgrade your iTunes to the latest version

If you are running an older version of iTunes, then please update it to the latest version. Some older versions of the iTunes are unable to install the latest version of iOS. To check for iTunes update, Open iTunes → Choose iTunes → Check for updates.

Solution #4: Check “hosts” file

Some user who previously encountered with iTunes Error 17, suggested that the editing the hosts’ file is the best idea to solve the iTunes Error 17 issue. You can edit ‘hosts’ file on your Mac and Windows system by below instruction.

Edit hosts file on Mac

Step #1. Open Finder → Go → Go to folder.

Go to folder in FinderStep #2. Enter /etc and click on go button.

Enter etc and click on buttonStep #3. Locate the hosts’ file, then copy and paste the file on your desktop.

Locate the hosts fileStep #4. Next, open the copied hosts file on the desktop, find the line with and delete all lines with Now, save the file after erasing all lines.

Step #5. Now, open /etc folder again, copy and paste the edited hosts’ file from desktop.

Step #6. Restart your Mac and try to restore or update your iPhone via iTunes.

Edit hosts file on Windows PC

Look for hosts file on WindowsStep #1. Navigate to C.\\Windows\System32\drivers\etc

Step #2. Look for hosts file and open as administrator.

Step #3. Search for lines with and delete it then save the hosts file.

Step #4. Now, restart your PC and try again to update and restore your iPhone via iTunes.

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With these four above mentioned solutions, you can fix iTunes Error 17. If you face any difficulty while upgrading and restore your iOS device, do not hesitate to ask me in the comment section below or you can share your feedback on our social media pages too.