firmware downgrade from 02.03.31

Hi all, I have upgraded my fuze firmware to the version 02.03.31. Now the volume is very low, too low. There is a way to downgrade the firmware? There is a site where I can find old firmare too?

Thank you very much


Ok, no problem:



Did you read this?

Did you read this? Or this?

I have the same problem, the reason is the EU stupid regulations