The official CP Plus Support Portal allows you to filter by product category. Use the search bar to enter your specific 16-channel model number. CP Plus Technical Support
| Issue | Solution | |-------|----------| | Firmware not listed on website | Contact CP Plus support with model & hardware version. | | Downloaded file won’t extract | Re-download; disable antivirus temporarily. | | USB drive not recognized by NVR | Reformat to FAT32, use USB 2.0 port, max 32GB partition. | | Wrong firmware error during upgrade | Double-check model number; download correct version. | cp plus nvr 16 channel firmware download