Reconnect your iPhone using an official Apple USB cable and enter your passcode to trust the machine. Troubleshooting Matrix: 3uTools Flash & Folder Errors
Short troubleshooting checklist to send to support or community 3utools failed to access folder error code 13 new
Antivirus or Windows Defender is flagging 3uTools' attempts to access system folders as suspicious. Reconnect your iPhone using an official Apple USB
Select and wait for the system to download and refresh the internal connection stack. Restart your computer immediately after completion. Alternative Solutions Tracker 3utools failed to access folder error code 13 new
Open or your respective third-party suite (e.g., Avast, Kaspersky). Navigate to Virus & threat protection settings →right arrow Manage settings .