Applies to: All Reolink products (exclude Battery-powered cameras).
When you tried to log in the camera/NVR and got the error message as login failed/connection failed/timeout on the LAN, here are the suggestions for you:
Cause 1. The Reolink Client on your PC cannot pass the firewall or other antivirus software block the connection.
Solution: Refer to how to Allow Reolink Client Pass Through the Firewall on your PC and try to turn off the antivirus software you used on this PC.
Cause 2. The network from the camera/NVR to your PC is interrupted.
Solution: Refer to here to connect the camera/NVR (powered on) directly to the PC to verify and try to check your local network connections.
Cause 3. The camera or NVR cannot work normally.
Cause 4. The program installed incorrectly or some other limits on your PC.
Solution: Try to reinstall the Reolink Client or change another PC to check.