the USB drive from your PC.
Power cycle the device. If it fails to boot past the logo screen, you must contact a certified CP Plus service technician to flash the chip via a TFTP server or serial connection. Missing Settings After Update
Look at the physical sticker on the bottom or back of your CP Plus DVR, NVR, or camera. Write down the exact model number (e.g., CP-UVR-0401E1-CS , CP-UNR-4K2162-S2 ). Do not guess based on the box or visual appearance. Step 2: Check Your Current Firmware Version
How to Download and Update CP Plus Firmware: A Complete Guide
If you cannot find the firmware through the channels above, your safest option is to contact CP Plus technical support. Provide them with the device model, serial number, and current firmware version. They can email you the appropriate .bin (for DVR/NVR) or .img file. Some users have successfully obtained firmware files this way.