Fimware Denon DS1

Hello I have

Two denon DS1 interface

My first denon DS1 firmware is 1.0.6 My second denon DS1 firmware is 1.0.5

Can you send me firmware 1.0.6 because 1.0.5 sound is crappy on output 2&3

On web site updater is 1.0.1 … so old

I need 1.0.6 or more recent please

Thanks