Plug the USB into the DVR/NVR. Go to Main Menu > Setting > System > Upgrade .

| Pros | Cons | |------|------| | Free updates for security patches | Extremely difficult to find direct download links without logging a support ticket | | Improves device stability when updated correctly | No automatic update feature in most older models | | Can add new features (e.g., AI detection improvements) | Firmware files are often not clearly version-dated | | Works well if you get the exact match to hardware version | – a common complaint |

Once you've downloaded the firmware update, follow these general steps to update your CP Plus device:

Alternatively, you can also search for the firmware update link on the CP Plus website using the following keywords:

Copy the firmware file to a FAT32-formatted USB flash drive (not NTFS or exFAT). Do not rename the file.