You may follow this guide to check or change the ports settings of your device via Reolink Client (Mac).
1. Reolink ports settings can only be found via Reolink Client.
2. Reolink ports settings are not available for Reolink battery-powered cameras.
Launch Reolink Client, go to Device Settings >> Network >> Other Settings, then the values of all ports will show up.
See how to remotely access Reolink Cameras & NVRs on a web browser via port forwarding.