1. Please right click your NVR mouse, then click System Setting - General Setting -
Error setting, make sure that "Enable" and "Buzzer" are unchecked.
2. Please right click your NVR mouse, then click System setting - Channel setting -
Video Detection, make sure that "Buzzer" is unchecked for all channels.
3. If you have checked above 2, and none of the buzzer are checked.
Follow below to stop the beeping:
a. Right click your NVR mouse, then click System setting - System Admin -
Factory setting, uncheck WiFi reset, then click Apply to reset NVR settings.
b. If you cannot view the cameras on the NVR after resetting, please right click your NVR
mouse, then click Exit system, choose shutdown. Follow on-screen message to unplug
NVR from power and then re-plug it back to NVR. Wait for NVR to initialize.
Then the cameras shall come back.
More questions, please contact us freely.