One of the biggest concerns you probably have while attempting your restore and trying to fix i Phone Error 21 is whether your data is safe.That is a legitimate concern as a lot of techniques out there might or most certainly will lead to data loss.Of course, there are some common tips you can try to fix this error: 1. You can find the originals that you want to transfer to i OS device and change permission.
You may have tried many methods online to fix this i Tunes sync error, such as updating i Tunes to latest version and upgrading i Phone/i Pad to the newest i OS operating system.
However, the “i Tunes sync error 54” still can’t be fixed.
It seems as though some users have issue installing or updating i Tunes on Windows 10/8/7.
Here we list the common i Tunes installation errors and also the corresponding workarounds.
If you cannot locate a file, skip and go to the next file.
Any other files should not be removed from this folder. After you drag these files to Recycle Bin, go and perform a repair on both installed versions of Apple Application Support (64 and 32-bit) in the Add/Remove Programs list in the Control Panel.Generally these errors are a result of some security software package interfering with your restore, and it usually has an easy fix.So here we're showing you 8 different ways by which you can fix i Tunes error 21 or i Phone Error 21, restore with ease, and continue using your device!If i Tunes won't download or install on your Windows, you may receive one of the following error messages: This i Tunes install error is not strange to some users who came across the same i Tunes 12.7/12.5/12.3 installation error on Windows 10.The most common cause of the errors is outdated or incompatible version of Apple Software Update on the PC.An unknown error occurred (-54)” When using i Tunes to backup, restore or sync your i Phone i Pad, you may face a lot of issues, such as i Tunes error 14, 50, 39 and 54.