the 3uTools desktop icon or the .exe file in its installation folder. Select Run as Administrator .
Click and create a fresh directory path directly on your main drive, such as C:\3uTools_New_Data . Click Apply to save the configuration changes. 4. Repair the USB Subsystem and Computer Drivers
: If you previously changed your default 3uTools download path and that directory was moved, deleted, or assigned to a disconnected external drive, the program will crash with Error 13.
What Causes "Failed to Access Folder Error Code 13" in 3uTools? 3utools failed to access folder error code 13 new
Right-click the folder 3uTools is trying to access (e.g., your Backup or Firmware folder) and select Properties tab, click , and ensure your user account has Full Control Temporarily Disable Anti-Virus
, you'll need to add 3uTools as an exception in your security software's settings to prevent future blocks.
Windows or macOS is preventing 3uTools from modifying files. the 3uTools desktop icon or the
Now, let's get into the practical solutions. Approach these steps in order, as they are ranked from the simplest and most common fixes to more advanced troubleshooting techniques.
This clears any "zombie" processes that might be holding a lock on your folders. 3. Verify Folder Permissions
"3utools failed to access folder error code 13" Click Apply to save the configuration changes
Download and install the latest iTunes from the Microsoft Store or from Apple's site. Restart your computer and launch 3uTools. Phase 3: Handling Device-Specific Issues
🔁 After success, you can re-enable it and add 3uTools.exe as an allowed app.