Current versions:

DVR Kernel Version:
DVR App Version:
DVR Mcu Version:
DVR Web Version:
UBoot Version:
Camera1 Version:
Camera2 Version:
Camera3 Version:
Camera4 Version:
Camera5 Version:
Camera6 Version:
Camera7 Version:
Camera8 Version:

Export the config file from your dvr:

Please select a file(*.tar) to update your dvr or import a config(*.cfg) into your dvr:

Location: