CP PLUS CP-UNR-4K2161-V2 is a 16-channel H.265+ Network Video Recorder (NVR) designed for high-resolution surveillance. While direct firmware download links for this specific version are often restricted to authorized dealer portals for security, they can be accessed through official CP PLUS Support Firmware Access & Support Official Download Center : Firmware files for the CP-UNR series are managed via the CP PLUS Firmware Support Requesting Specific Files
Use the CP Plus IP Finder Tool to locate your NVR on the local network. cp-unr-4k2161-v2 firmware download