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iPhone Error Code

iPhone Error 14 Data Recovery

Apple ties Error 14 to a phone that was low on storage before an iOS 13 update. The phone lands in recovery mode or sits stuck at the Apple logo, sometimes in a bootloop. Your data is still on the device. A standard iTunes restore will erase it, which is why Apple's own step is Update rather than Restore.

Author01/06
Louis Rossmann
Written by
Louis Rossmann
Founder & Chief Technician
Updated August 2026
6 min read
What Apple Documents About Error 1402/06

What Does Apple Say Causes Error 14?

Apple gives error 14 its own support article, and the condition it names is narrow: a device that was running iOS 13 and was low on storage before you tried to update. From there Apple lists what you might see.

  • The message “The [device name] could not be restored. An unknown error occurred (14).” on the computer.
  • The device goes into recovery mode.
  • The device is stuck at the Apple logo screen.

Apple's steps follow from that. Restart the device if it is stuck at the logo. If it is still in recovery mode, get the Mac or PC current, connect the phone with a USB cable, find it on the computer, and click Update, which Apple describes as reinstalling the software and keeping your personal data. Apple points the update at iOS or iPadOS 14.6 or later.

That is the whole of what Apple publishes. It does not name a component, a chip, or a board fault for error 14, and it does not list 14 among the codes it groups under USB connection problems. Neither will we.

Your data is still there. Error 14 is a boot failure, not data loss. The NAND storage chip is intact, and the encrypted photos and messages on it are exactly where they were before the update started.

Why a Standard iTunes Restore Erases Your Data03/06

Why a Standard iTunes Restore Erases Your Data

iTunes and Finder offer two buttons when a device turns up in recovery mode, and the one you press decides whether you still have your photos afterward. Apple's article for error 14 tells you to press Update.

Restore wipes the entire device and reinstalls iOS from scratch. If you had no recent iCloud backup, that is permanent data loss, and it is not reversible afterward by us or by anyone else.

iTunes "Restore"

  • Wipes all data on the device
  • Reinstalls iOS from scratch
  • Photos, messages, contacts gone unless backed up

iTunes "Update"

  • Reinstalls iOS over the install already on the phone
  • Keeps your personal data, in Apple's own words
  • The button Apple's error 14 article tells you to press
How We Recover Data From Error 1404/06

How We Recover Data From Error 14

  1. Run Apple's path on known-good equipment: Current computer software, our own cable, our own port, and Update rather than Restore. A share of these phones come back on their own hardware right there, and when that happens we say so instead of inventing work.
  2. Diagnose the board when it does not: A phone that will not complete an update on healthy equipment gets measured. Rails and USB data lines in diode mode under a stereo microscope, then a current-limited supply with a FLIR thermal camera watching for anything that heats when it should not.
  3. Repair the original board: Whatever the measurement finds is fixed on the board it came in on, with a Hakko FM-2032, Atten 862 hot air, and a reball on the Zhuo Mao station where solder joints have fractured. The SoC and NAND stay paired throughout.
  4. Extract your files: Once the phone boots on its own hardware, you enter your passcode, it decrypts its own data, and we copy your photos, messages, and contacts off over USB.

Pricing

Error 14 recovery (pre-X models)$500
Error 14 recovery (iPhone X and newer)$750
EvaluationFree
No data recoveredNo charge

Current turnaround 2-6 weeks. No data, no fee. Free evaluation. No diagnostic charges.

When Apple's Error 14 Steps Do Not Work05/06

What Happens When Apple's Steps Do Not Clear Error 14?

Apple's article ends at Update. If the phone will not take an update on a current computer with a good cable, the phone is the variable that is left, and no further attempt from the same machine changes that. What it does change is the odds you eventually click Restore out of frustration.

Board-level work starts with measurement rather than a guess about which chip is at fault. We read the power rails and the USB data lines in diode mode against a known-good reference: a healthy line shows a normal forward-voltage drop, and a reading near 0.0V is a short to ground. A FLIR thermal camera on a current-limited supply localizes a component that draws current it should not.

The dead logic board recovery walkthrough films that hunt for a shorted rail, and the iPhone 6s diode-mode diagnostics video films the diode-mode comparison against a known-good board.

The repair happens on the original board. That matters more here than the specific fault, because the encryption does not care what broke. On A7-and-later iPhones the paired NAND holds only ciphertext; decryption needs the original SoC with its Secure Enclave and your passcode together, on the original hardware. So the goal of every repair is a board that boots, not a chip that comes off.

Once the phone powers on, you enter the passcode and the files copy off over USB. This is the whole of our iPhone data recovery service, and it never involves working around the passcode, the Secure Enclave, or Activation Lock. If the SoC itself is destroyed, the keys are gone with it and so is the data; we tell you that at the free evaluation rather than after taking your money.

If the phone stops responding entirely between attempts, the phone that won't turn on path covers the no-boot case, and Error 1110 covers a restore failure Apple does not document at all.

Frequently Asked Questions06/06

Frequently Asked Questions

What is iPhone Error 14?
Apple's support article for error 14 describes a device that was running iOS 13 and was low on storage before you tried to update it. What you get is the message "The [device name] could not be restored. An unknown error occurred (14)." on your computer, a device that goes into recovery mode, or a device stuck at the Apple logo screen. Your data is still on the phone in all three of those states; the update did not complete, which is a different thing from the data being erased.
What does Apple tell you to do about Error 14?
Restart the device if it is stuck at the Apple logo. If it is still in recovery mode, make sure the Mac or PC is running current software, connect the device with a USB cable, locate it on the computer, and when you are asked to update or restore, click Update, which Apple describes as reinstalling the software and keeping your personal data. Apple's article points at updating to iOS or iPadOS 14.6 or later. The step that matters for your files is choosing Update rather than Restore.
Will restoring through iTunes fix Error 14?
It will get the phone running again, and it will erase everything on it. Restore wipes the device and reinstalls iOS from scratch. If your goal is to keep your photos and messages, do not press Restore. Apple's own instruction for this error is to click Update instead, which reinstalls the software and keeps your personal data.
Is my data still on the phone?
In most cases, yes. Error 14 is a boot failure, not data destruction. The NAND storage chip still holds your encrypted photos, messages, and contacts. Because iPhone storage is encrypted inline by a hardware AES engine on the storage controller's data path, keyed by the Secure Enclave, the data can only be accessed by resolving the boot failure so you can enter your passcode.
How much does Error 14 recovery cost?
Pricing follows the model tier, not the error code: $500 for pre-X iPhones and $750 for iPhone X and newer. No data, no fee. Free evaluation. No diagnostic charges.

Data Recovery Standards & Verification

Our Austin lab operates on a transparency-first model. We use industry-standard recovery tools, including PC-3000 and DeepSpar, combined with strict environmental controls to maintain drive integrity. This approach allows us to serve clients nationwide with consistent technical standards.

Transparent History

Serving clients nationwide via mail-in service since 2008. Our lead engineer holds PC-3000 and HEX Akademia certifications for hard drive firmware repair and mechanical recovery.

Media Coverage

Our repair work has been covered by The Wall Street Journal and Business Insider, with CBC News reporting on our pricing transparency. Louis Rossmann has testified in Right to Repair hearings in multiple states and founded the Repair Preservation Group.

Aligned Incentives

Our "No Data, No Charge" policy means we assume the risk of the recovery attempt, not the client.

We believe in showing the bench rather than just describing it. Open-drive work runs on a 0.02 micron ULPA-filtered laminar clean bench, and we filmed it.

See the particle counter test at the bench

Stuck on Error 14 or 1110?

Press Update, never Restore, and stop once the retries stop changing the result. Get a free evaluation and an honest assessment.

(512) 212-9111Mon-Fri 10am-6pm CT
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