Where can i get the new firmware?

Hi,
I have Kit with EC20F withh F/w version EC20CEFASGR08A02M2G

I want to upgrade the firmware to EC20CEFAGR06A10M4G

Where can i get the new firmware EC20CEFAGR06A10M4G ?

Thanks

Dear Bolons,
I have already answer you in another topic. Please check it. Thanks!