[The iTunes Wiki] How to Fix iTunes Error 14 While Updating to iOS 14
"Tried to update to iOS 14 for my iPhone, but got error 14 in iTunes. Also tried to restore in DFU mode, but the error 14 still remained on iPhone. Any suggestions? How to fix iTunes error 14 easily?" Many users are running into iTunes unknown error 14 while installing iOS 14 and cannot update to iOS 14 on iPhone iPad. Troubleshooting error 14 in iTunes sometimes can be nerve-racking. Check our tips and tricks that work like a charm if you see iTunes error 14 message and can't update to iOS 14 or restore iPhone iPad.
How To Fix iTunes Error 14 or iPhone Error 14 in 2 Minutes
1. Fix iTunes Error 14 by Checking USB Connections
Checking your USB connections is an easy way to fix iTunes error 14 or iPhone error 14 when updating to iOS 14, or restoring iPhone iPad. Use these steps. Note that USB connection problem can also lead to iTunes not recognizing iPhone issue.
Step 1. Use a different USB cable for iDevce and try again.
Step 2. Try a different USB port instead of keyboard on your computer.
Step 3. Try another computer to see if it's the computer issue.
2. Solve iTunes Error 14 Through Software Update
If you are encountering error 14 iPhone, you might have software issues. The error should be fixed by software update. Follow steps below. They are also applicable to iTunes not syncing to iPhone iPad.
Step 1. Update iTunes to the latest version if you are using old version. Go to Help > Check for Updates on iTunes.
Step 2. Update to iOS 14 on iPhone iPad when you get iTunes error 14 during restoring or backup process.
Step 3. Update to macOS 11 Big Sur on Mac or update to the latest operating system on Windows PC.
Step 4. Check for software update on iPhone iPad, as well as on your computer.
3. Resolve iTunes Error 14 via Restart or Reset
Sometimes a simple restart can solve many errors that drive us crazy. Use each step below and try again.
Step 1. Quit iTunes if it is open, and then re-launch it on your computer.
Step 2. Shut down your computer, and reopen it.
Step3. Restart your device. To restart your iPhone, iPad,
* Press and hold the Top button until the slider pops up.
* Drag the slider to turn iPhone iPad off.
* Press and hold the Top button to turn on your device.
* On iPhone iPad with iOS 14, you can go to Settings > General > Shut Down to turn off your iDevice.
If restarting your device doesn't work, follow steps to reset iPhone iPad to get error 14 on iTunes fixed. Remember to backup iPhone to Mac or PC etc. before you reset it to factory settings.
4. Fix iPhone Error 14 in iTunes by Redownloading IPSW File
iTunes error 14 can be caused by improper download of the IPSW file that is Apple Device Software Update file used to restore iDevice. Outdated firmware or corrupted IPSW file can lead to error 14 in iTunes. Try to delete the current IPSW file and redownload it from other source. Follow these steps to find the location of IPSW file. After you find the IPSW file, delete it completely and redownload it, then try to update or restore iPhone iPad again. This method is a bit complicated, but it should fix error 14 in iTunes.
On Mac:
~/Library/iTunes/iPhone Software Updates or iPad Software Updates
On Windows 10/8/7:
C:\Users\[username]\AppData\Roaming\Apple Computer\iTunes\iPhone Software Updates
On Windows XP:
C:\Documents and Settings\[username]\Application Data\Apple Computer\iTunes\iPhone Software Updates