How to fix iPad Update Unknown Error 9

As we all know, each time iOS system update meaning to fix the bugs in the previous version and add some new functions in the latest one. Usually some new functions interested people and they are eager to try it. If you are a iOS10.3.3 loyal fan, reject update will be no doubt. But there are always have some troubles force user to update, such as part of applications won’t allow low version to download. So you may wonder why not give the new version a try?

During update iOS system by iTunes you may meet various unknown error code. Here i gather common error codes: error-1, error 4013, error 4014 and error 9. But error 9 more complex because it may causes by software issue or hardware issue. This article will introduce 3 ways to fix error 9, keep reading to check them out.

unknown error9.jpg

Way1: Fix iPad Update Unknown Error 9 by Change USB Port and Lightning Cable
Way2: Fix iPad Update Unknown Error 9 by Setting Firewall and An-ti Virus
Way3: Fix iPad Update Unknown Error 9 by Use iCareFone

Way1: Fix iPad Update Unknown Error 9 by Change USB Port and Lightning Cable

Lighting cable as the only way to connect your device and computer, its quality directly affects the repair result. So if you are using old or fake USB cable, just change it.

“ But i only got this lightning cable from Apple store for 3 months and it works good.” In this situation, you can try another USB port to plug your iPad. For desktop computer users, you can also connect your iPad to the port behind motherboard via USB cable.

Way2: Fix iPad Update Unknown Error9 by Setting Firewall and An-ti Virus

It is no exaggeration to say that Firewall and An-ti Virus software very sensitive, especially those software or device that want to access your computer, So these firewall and An-ti Virus will default your choose to block them if you don’t setting it.

How to close firewall on Windows?

  • Step1: Open file explorer and find Internet on the left list.
  • Step2: Right click Internet and click attribute option.
  • Step3: tap Windows Defender and you can choose close it.
  • How to close firewall on Mac?

  • Step1: Click Apple logo and select system preferences.
  • Step2: Click security and privacy.
  • Step3: Click firewall and type your account and password to unlock.
  • Step4: Click close firewall.
  • Way3: Fix iPad Update Unknown Error9 by Use iCareFone

    Why i recommend iCareFone? This product as a professional iOS system-repair tool, it equipped solve iOS system stuck problem, backup&transfer file, speedup&clean, Ads remove functions. You will never worry about lose precious data while you updating the system.

    How to use iCareFone?

  • Step1: download and install iCareFone on your computer, launch it.
  • Step2: Connect your iPad and computer, click repair operating system.
  • Step3: Download firmware and begin to fix the problem.
  • iCareFone interface

    Final Words

    If you still struggle in error 9 after attempted these ways i highly suggest you take your iPad to Apple store. Because the problem might be hardware issue. If you benefit from this article, do not forget share it with your friends and family!

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