: Go to Configuration > Maintenance > Online Upgrade on your NVR's web interface. If the device is online, it can check for and download the correct version automatically.
What makes this case unique is the method of discovery : the string was first observed as a from a decommissioned IP camera in a Bulgarian hydroelectric plant. A week later, identical strings appeared as DNS TXT records in a South Korean smart factory. Ds-7p32ni-k4 Firmware Download