QNAP NVR Finder

This may be caused by NOD ESET SMART SECURITY antivirus software. The firewall of the software blocks the port used by Finder. To resolve this error, follow the steps below:

Click “Setup” > “Advanced Personal firewall setup”.

Select “Interactive mode” for Filtering mode and click “OK”.

After finishing the settings, you can start to use QNAP Finder correctly.