: If the device isn't recognized correctly, open Device Manager , find "Apple iPhone" or "lib USB win32 devices," and select Uninstall device . Reconnect the phone to trigger a fresh driver installation. 3. Adjust Security Permissions
To resolve the "Failed to access folder" error with error code 13 in 3uTools, try the following solutions:
Scroll down to Exclusions and click .
Go to the menu and look for Download Directory or Backup Directory . Click Change .
If you are reading this review, you are likely staring at a red error message in 3uTools saying: This error has become infamous in the iOS modding community, often appearing when users attempt to backup data, manage photos, or use the "Virtual Location" feature. 3utools failed to access folder error code 13 new
Ensure you're running the latest version of 3uTools. Visit the official website and download the latest version. If you're already using the latest version, try reinstalling the software.
Click , choose Folder , and select both the 3uTools installation folder and your newly created firmware download folder.
Windows Defender or third-party antivirus blocks file modification Firmware Flashing & Virtual Location Damaged Manifest.db , Snapshot files, or corrupted iOS paths Device Data Transfer Hardware / Driver Flaws
Click or Browse to choose a brand-new folder location directly on your main drive (e.g., C:\3uTools_New ). : If the device isn't recognized correctly, open
If you are using a Mac, macOS's security features are the most probable cause. You need to explicitly grant the app permission.
If the above steps don't work, a clean reinstall is your next best bet to eliminate any corrupted files or incorrect settings.
Temporarily toggle to Off before attempting the folder action again. 3. Repair Folder Security Ownership Settings
In technical terms, Error Code 13, also known as "EACCES," is a standard system error that translates to "Permission Denied". At its core, this error means that the 3uTools application, which is running on your computer, is trying to access a folder (likely on your iOS device) but does not have the necessary authorization from your operating system to do so. Adjust Security Permissions To resolve the "Failed to
3UTools Failed to Access Folder Error Code 13: Top Solutions (2026 Updated Guide)
Outdated Apple Mobile Device USB driver or unstable connection Data Syncing & Easy Flash 🛠️ Step-by-Step Solutions to Resolve Error Code 13 1. Grant Administrative Rights to 3uTools
If you hit Error Code 13, don't uninstall the tool. It’s not a virus, and your phone isn't broken. It’s just Windows being protective. Run as Admin and change your save paths, and the tool works perfectly again.