Reolink NVR automatically detects all IP cameras in the LAN (Local Area Network). If you want to delete one or more IP cameras from the device list, please follow the steps below.
Applies to: RLN8-410 (hardware version H3MB18/N2MB02/N3MB01/N7MB01), RLN16-410 (hardware version H3MB18/N6MB01), RLN36 and RLN12W.
Step 1. If you unplug the Ethernet cable connecting the IP camera and the NVR, the camera's status would turn to Connection failed after a while.
Step 2. Go to Settings > Channel > Channel Management. Click on the offline camera and tap the Delete button to delete it from the NVR. Then the channel this camera was taken is free now.