dahua nvr 5216-16p-4ks2e

Hello guys, I'm new here so hi to you all (sorry for my bad english writing skills :rolleyes::rolleyes:) I would like to upgrade the firmware of my NVR to the new interface of Dahua. Its a Dahua DHI-NVR5216-16P-4KS2E (copy/paste of current web app) The current firmware is 3.216.0000000.0...