“The iPhone could not be restored. An unknown error occurred (4013).”
“The iPhone “iPhone” could not be restored. An unknown error occurred (4014).”
Getting unknown iTunes error 4013/4014 when trying to upgrade your iPhone X/8/8 Plus to iOS 11.3? iTunes is a great tool to restore and update iPhone but sometimes you’ll get unknown errors such as iPhone error 4013/4014 due to following reasons:
Following are the top 9 ways to fix iPhone X/8/8 Plus (iTunes) error 4013/4014. The first 4 ways are mainly to fix the problems caused by iTunes while the last 5 ways are mainly to fix issues related to your iPhone.
Check if the latest version of iTunes is installed on the Mac or other computer. If not, update iTunes to the latest version.
A faulty cable and port could cause iPhone error 4013 as well. So try a different cable and use another port. Or if it is possible, change to another computer.
An iPhone error may encounter if the restore od update process is interrupted by weak Wi-Fi signals or Internet connection, so make sure that you have well network connection. Disconnect Wi-Fi both on your computer and iPhone and try to connect them again later on, or try another network if it is there.
If your iTunes runs into problem and a simple update or reinstallation cannot solve the issue, here I highly recommend a free utility – Tenorshare Tunecare, which can easily resolve all common update or restore errors, iTunes not working by repairing the corrupted library files.
If the problem is caused by your iPhone, try to force restart your iPhone X/8 following steps below:
The iPhone error 4013 may appear if there isn’t enough space on your iPhone to accommodate a new update. You can either clear apps and delete iPhone data manually, or use Tenorshare iCareFone to clear all junk files, temporary files, corrupted files and unused apps in 1 click.
Factory reset iPhone is an easy way to solve most iPhone restore and update errors. Considering it will erase all data on your device, so think twice before you performing this method.
Go to "Settings" > "General" > "Reset" and select the "Erase All Content and Settings". Enter your passcode and tap on "Erase iPhone"
If methods above didn’t work or your iPhone unfortunately get stuck during updating or restoring, try to put your iPhone X/8 into recover mode and then restore your iPhone in ITunes. Note that in this way, you’ll also lost all data on your device if you do not have backed up your iPhone before.
Want to repair iPhone X/8 error 4013/4014 without data loss? Now you’ll need the help of Tenorshare ReiBoot, a professional iOS system repair tool that can solve all iPhone errors/iTunes errors related to corrupted operating system file.
That’s all about how to fix iPhone X/8/8 Plus error 4013/4014. If you have any other questions, please take free to leave a message at the comment area, and we will see what we can do for you.