Look at the physical sticker on the bottom or back of your CP Plus DVR, NVR, or camera. It will look like CP-UVR-0401E1-CS or CP-UNC-DA21L2-GM-0280 . 2. Check Your Hardware Version

: Newer firmware simplifies installation by allowing STQC cameras to be automatically discovered and added to NVRs without manual configuration.

Firmware acts as the operating system for your CCTV device. Updating it (often referred to as a firmware "upgrade") ensures:

Once on the Support/Download page:

Upgrading firmware carries a small risk of "bricking" (permanently damaging) your device if done incorrectly. Before you begin, complete this checklist: 1. Identify Your Exact Model Number

A loss of power during a firmware rewrite will permanently corrupt the device flash memory. Always connect your DVR/NVR to an Uninterruptible Power Supply (UPS) before starting an update.

If you cannot find your model on the website (common for older or region-specific models), contact CP Plus support via email or WhatsApp. Provide them with the Model Number and Serial Number, and they will email you the specific firmware file.

: Move the extracted .bin file directly to the root directory of your USB drive (do not put it inside a folder). 3. Perform the Update

Insert the prepared USB flash drive into an open USB port on your CP Plus DVR or NVR.

If you need help identifying your specific model or finding the download link for a legacy device, tell me your current firmware version and model number, and I can look it up for you. CP Plus DVR Firmware Update कैसे करें?