Plug your device directly into the USB ports on the back of your computer's motherboard for a more stable connection.
The fluorescent lights of the repair shop flickered as Leo stared at his monitor. He had a customer’s iPhone plugged in, and the progress bar for the photo backup had been stuck at 0% for ten minutes. Suddenly, a red box popped up like an unwanted guest: "Failed to Access Folder. Error Code: 13."
: Sometimes the "access" failure is actually a communication breakdown. Use the Repair Driver utility found in the 3uTools Toolbox to refresh Apple-related drivers. 💡 Pro-Tips to Avoid Common 3uTools Errors
If the installation itself is corrupted, permissions are not set correctly. Reinstalling is not enough – you need to purge old settings. 3utools Failed To Access Folder Error Code 13
Third-party antivirus software (Avast, McAfee, Norton, Bitdefender) often misidentifies 3uTools’ file access behavior as suspicious because it reads iOS system files.
3uTools may need elevated privileges to access protected folders like C:\ProgramData\3uTools or user profile directories.
Temporarily turn off third-party antivirus or firewall software that might be blocking the connection. Plug your device directly into the USB ports
Outdated or glitched USB composite drivers render the local storage paths unreadable.
Alternative: Leave it on, click , and manually add the 3uTools.exe executable file to the whitelist. 4. Configure Exclusions in Your Security Software
or any other mobile management software is completely closed. Check your Task Manager (Ctrl + Shift + Esc) to end any related background processes like AppleMobileDeviceService.exe distnoted.exe Stack Overflow 5. Verify Folder Permissions Manually check the folder's security settings: Right-click the target folder > Properties and ensure your current User account has "Full Control" "Read & Write" permissions checked. Suddenly, a red box popped up like an
Retry your backup or firmware management task to verify if access is restored. 2. Change the Default Backup and Download Directory
Open the Windows and search for Windows Security .