If error code 13 returns, I now know where to look first: permissions, locks, temp folder ownership, and odd filenames.
💡 To make this permanent: Right-click shortcut → Properties → Compatibility → Check "Run this program as an administrator" → OK
, as these programs may block 3uTools from accessing specific folders or communicating with Apple's servers. Verify "Trust This Computer" : Unlock your iPhone and tap 3utools failed to access folder error code 13 new
Windows 10/11 has a feature that protects files from unauthorized changes. Search for in the Start menu.
: Unstable USB ports, low-quality third-party cables, or oxidized connectors can prevent the software from accessing required folders. If error code 13 returns, I now know
Outdated drivers can cause communication failures that manifest as folder access errors. How to Fix Error -1 & Error 1 in iTunes/3uTools?
In , "Error Code 13" or "Failed to access folder" typically indicates that the software is being denied permission to write or read data from its designated directories . This is often due to system security settings, a corrupted driver, or a modified backup folder name. Quick Fixes for Error Code 13 Search for in the Start menu
A: This means a startup security app (like Bitdefender or Malwarebytes) is blocking the service. Check your security software’s blocked apps list.
If you use suites like Avast, Kaspersky, McAfee, or Malwarebytes, their active scanning shields can forcefully lock folders when 3uTools attempts to write decrypted iOS packages.