The most common fix for permission-based folder errors is granting the app full system rights. Close 3uTools completely. Right-click the . Select "Run as administrator" . Try the operation (flash or backup) again. 2. Change the Firmware/Backup Path
: Right-click the 3uTools shortcut on your desktop and select Run as Administrator . This often bypasses folder access restrictions immediately. 3utools failed to access folder error code 13 new
If 3uTools fails, use Apple's official iTunes or Finder for backups and file transfers. The most common fix for permission-based folder errors