To take advantage of the camera's latest product and security features it is important to ensure you have the latest firmware installed. Visit https://www.oncamgrandeye.com to check the latest firmware available for the camera. If a newer version of the firmware is available, check that your VMS version supports this latest firmware and download the file.
Here is a guide on how to check the firmware on the camera:
Log into the camera’s webpage
The firmware version is on the bottom left-hand corner