Firmware version 3.4.81 is now available for all TVI 3.0 DVRs, the firmware includes the below features and improvements :

-  Supports AHD and CVI signals in 1080P lite mode
-  Hiddns is remove and replaced with Hik-Connect
-  Hik-connect is disabled as default
-  Unit now supports VCA search function in remote playback  for motion detection, intrusion      detection and line crossing.

DS-7000HQHI-F AND 7200HUHI-F series can be downloaded from below link :
http://www.dynamic-cctv.com/media/TECH/TVI/DVR_K56_K55_K57_海外标配_ML_STD_V3.4.81_Build170227.zip

DS-7300HUHI-F series can be downloaded from below link :
http://www.dynamic-cctv.com/media/TECH/TVI/DS-73818090HUH-FN_ML_STD_V3.4.81_Build170227.zip